502.Wallenberg syndrome is due to the complete infarction of

a.Posterior inferior cerebellar artery
b.Anterior inferior cerebellar artery
c.posterior cerebral artery
d.spinal artery

Ans-a.Posterior inferior cerebellar artery

501.In Gypsum bonded investment,composition of alpha hemihydrate is

a.60-65%
b.30-35%
c.5-10%
d.85-90%

Ans-b.30-35%
Explanation-Composition of gypsum bonded investment is 
Silica-60-65%
Alpha hemihydrate-30-35%
Modifiers-5%

500.All of the following are tumour supressor genes except

a.WT -1
b.PTEN
c.NF-2
d.RAS

Ans-d.RAS

499.A diamond in the shape of square based pyramid is used in

a.Knoop hardness test
b.Vicker hardness test
c.Shore and Barcol test
d.Rock well hardness test

Ans-b.Vicker hardness test


498.Another name for infectious mononucleosis is

a.Pfeieffer disease
b.Kissing disease
c.Both a and b
d.None


Ans-C.Both a and b Refer shafers 5th ed pg 1065

497.All of the following are radiopaque lesions except

a.Ameloblastic Fibroma
b.Ameloblastic Fibroodontoma
c.Cementoblastoma
d.Odontoma



Ans-a.Ameloblastic Fibroma



496.Rain drop pigmentation of skin and mucosa is seen in

a.Arsenic poisoning
b.Bismuth poisoning
c.Lead poisoning
d.Mercury poisoning

Ans-a.Arsenic poisoning

494.Which of the following is not present in basal lamina

a.Rhodopsin
b.Entactin
c.Laminin
d.Integrin
Ans-a.Rhodopsin  Ref-Grays Anatomy 39 th ed /34-36

493.In a study in UK ,an association was found between sale of antiarryhthmic drug and an increase in death due to asthma .This is an example of

a.Ecological study
b.Cohort study
c.Case reference study
d.Experimental study
Ans-a.Ecological study



492.Hyponatremia with increased sodium body content is seen in

a.Diuretic administration
b.Tubular acidosis
c.Vomiting
d.Nephrotic syndrome


Ans-d.Nephrotic syndrome
Explanation-Hyponatremia with normal body sodium is almost exclusively associated with SIADH.Hyponatremia associated with increased total body sodium results from water retention in excess of sodium retention.The four clinical states where in this phenomenon is seen are congestive heart failure,cirrhosis,nephrotic syndrome and advanced renal failure.

491.Most common site for CSF Rhinorrhea

a.Ethmoidal sinus
b.Frontal sinus
c.Petrous bone
d.Cribriform plate

Ans-d.Cribriform plate

The Cribriform plate and air cells of the ethmoid sinus account for the maximum no of leaks







490.Which of the following enzymes is purely mitochondrial

a.SGOT
b.SGPT
c.Gamma Glutamyl Transferase
d.5 Nucleotidase

Ans-a.SGOT
Explanation-SGOT has two isoenzymes
Inside the liver SGOT is localized mainly in the mitochondria with the remainder in the cytoplasm.











489.Which of the following syndrome is characterized by multiple large 'cold staphylococcal abscesses?

    1.Job's syndrome       
    2.Lazy leukocyte syndrome.      
    3.Chediak-higashi syndrome.    
   4.Wiskott Aldrich syndrome.           
ANS- Job's syndrome         
Reference : -  Ananthnarayan-157

488.The occurrence of hyperthyroidism following administration of supplemental iodine to subjects with endemic iodine deficiency goitre is known as:

  1.Jod-Basedow effect    
  2.Wolff-Chaikoff effect     
  3.Thyrotoxicosis factitia     
  4.De Quervain's thyroiditis

Ans-1. Jod-Basedow effect  
   
  Reference : - > Harrison-(15)-2077

485. Thiamine deficiency causes decreased energy production because

 a) It is required for the process of transamination.
 b) It is co-factor in oxidative reduction .
c)It is co-enzyme for transketolase in pentose phosphate pathway .
d) It is co-enzyme for pyruvate dehydrogenase.

Ans-d) It is co-enzyme for pyruvate dehydrogenase.

484. Reactive arthritis is caused by

 a) Staph. aureus
b) H. influenza
c) N. gonnorhea
d)  E.coli

Ans-c) N. gonnorhea

483. which drug does not metabolize by acetylation:

 a)Isoniazid
 b)Metaclopromide
 c)Procainamide
 d)Dapsone

Ans-b.Metoclopramide

482.Which of the following is a derivative of the second pharyngeal arch?

A. Eustachian tube
B. External auditory meatus
C. Palatine tonsil
D. Stylohyoid muscle
The correct answer is D. The stylohyoid is derived from the second pharyngeal arch, which also
gives rise to the muscles of facial expression, the stapedius, the posterior belly of the digastric
muscle, Reichert's cartilage, and the facial nerve.

481.During a cranial nerve test, the patient cannot elevate her right eye from the abducted position. Which of the following muscles is paralyzed?

A. Right inferior oblique
B. Right inferior rectus
C. Right lateral rectus
D. Right superior oblique
E. Right superior rectus
The correct answer is E. The superior rectus muscle can elevate and adduct the eye from the
neutral position. From the abducted position, it is the only muscle that can elevate the eye.
The inferior oblique muscle (choice A) can elevate and abduct the eye from the neutral position.
From the adducted position, it is the only muscle that can elevate the eye.
The inferior rectus muscle (choice B) can depress and adduct the eye from the neutral position. From
the abducted position, it is the only muscle that can depress the eye.
The lateral rectus muscle (choice C) can abduct the eye.
The superior oblique muscle (choice D) can depress and abduct the eye from the neutral position.
From the adducted position, it is the only muscle that can depress the eye

480.Hirschsprung's disease indicates a developmental abnormality in which of the following embryonic tissues?

 A. Ectoderm
B. Endoderm
C. Neural crest
D. Neural ectoderm

Ans-c.Neural crest

The baby has Hirschsprung's disease, which is due to an absence of
ganglion cells in the wall of the colon. Neural crest cells contribute to the formation of many adult
structures. Among these are all of the postganglionic neurons of the autonomic nervous system and
the sensory neurons of the peripheral nervous system.

479.At which of the following ages does fetal movement first occur?

A. 1 month
B. 2 months
C. 4 months
D. 6 months

Ans-B.2months
Neuromuscular development is sufficient to allow fetal movement in the
eighth week of life. Other features of Week 8 include the first appearance of a thin skin, a head as
large as the rest of the body, forward-looking eyes, appearance of digits on the hands and feet,
appearance of testes and ovaries (but not distinguishable external genitalia), and a crown-rump length
of approximately 30 mm. By the end of the eighth week, nearly all adult structures have at least begun
to develop, and the fetus "looks like a baby.

478 :Bleeding joints is a characteristic feature of:

  1. Vitamin C deficiency.
  2. Hemophilia.  
  3. Vitamin K deficiency. 
  4. Thrombocytopenia.

Ans-2.Hemophilia

477:Auspitz’s sign is seen in:

  A. Lupus erythematosus 
  B Pemphigold  
  C. Lichen planus 
  D. None of the above

   Ans-D.None of the above

476.Chemfill is

a.Compomer
b.Resin modified GIC
c.GIC
d.Composite

Ans-b.Resin modified GIC




475. Within the RBC, hypoxia stimulates glycolysis by which of the following regulatory pathwayse



a.      Hypoxia stimulates pyruvate dehydrogenase by increased 2,3-DPG
b.      Hypoxia inhibits hexokinase
c.      Hypoxia stimulates release of all glycolytic enzymes from Band -3 on RBC membrane
d.      Activation of the regulatory enzymes by high PH


474.Auditory centre for hearing lies in the

a.Precentral gyrus
b.Post central gyrus
c.Temporal lobe
d.Occipital lobe



Ans-c.Temporal lobe

Ref -BDC 4TH ED VOL III PG 351











473.Cranium development is started at the age of

a.11 days
b.21 days
c.31 days
d.41 days



Ans-b.21 days 







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472.All are true about propofol except

a.Induction and maintenance of anaesthesia
b.Induces vomitting
c.Causes sedation
d.Rapid recovery

Ans-b.Induces vomiting




471.Denaturation of double stranded DNA results in

a.It gets broken down to nucleotides.
b.It becomes single stranded reversibly.
c.Becomes single stranded iireversibly.
d.Becomes double stranded permanently.

Ans-b.It becomes single stranded reversibly.


470.All potentiate digoxin toxicity except

a.Hyperkalemia
b.Hypomagnesia
c.Hypercalcemia
d.Renal failure

Ans-a.Hyperkalemia
 Ref-Katzung pg 54-55   10th ed
Hyperkalemia is a protective factor as in the presence of hyperkalemia,the binding of digoxin becomes less



469.Substance P is released in response to pain in periphery

a.Nerve terminalis
b.Mast cells
c.Endothelium
d.Plasma

Ans-a.Nerve terminalis

Ref -Ganong's review of medical physiology 23 rd ed pg 112




468.The sulcular epethilium acts as a semipermeable membrane through which

a.Bacterial products pass into the gingiva.
b.Fluids from the gingiva seep into the sulcus.
c.Both of the above.
d.None of the above.


Ans-c. Both of the above
Ref-Caranza 9 th ed pg 23








467.Etiology of multiple neurofibromatosis is

a.Genetic
b.Viral
c.Injury
d.Endocrine


Ans-a.Genetic

Reference-Shafer's 5th ed pg 280










466.Keratocanthoma most commonly occurs on

a.Lips
b.Buccal mocosa
c.Gingiva
d.Palate

Ans-a.Lips

465.Sarcoma of the soft tissues spread by

1.Blood vessels
2.Lymphatics
3.Direct invasion
4.Local infiltration

Ans-1.Blood vessels
 Ref -Shafer 4th ed pg 169 /5th ed pg 220




464.Induction effect is characterstic of which of the following conditions

a.Cementoblastoma
b.Ameloblastoma
c.Ameloblastic fibro-odontome
d.Odontogenic adenomatoid tumour

Ans-Ameloblastoma

463.The mucogingival line in the incisor and canine areas are located approximately

a.3mm apical to the crest of alveolar bone
b.10 mm apical to crest of alveolar bone
c.12 mm apical to crest of alveolar bone
d.12mm incisal to alveolar bone

Ans-3mm apical to the crest of alveolar bone

462.Advantages of Mcspaden technique are all except

a.economy of time
b.rapid filling of canals apically and laterally
c.ease of selection and treatment
d.can be used in narrow canals

Ans-d.can be used in narrow canals

461.Etiology of mongolism

a.trisomy 21
b.congenital syphillis
c.disomy 21
d.nutritional deficiency


Ans-a.trisomy 21

460.In T and Y bar clasps,retention terminals

a.are both located in the undercut
b.only one  terminal is placed in the undercut
c.none is located in  the undercut
d.one is located in near undercut and other in far undercut

Ans-b.only one terminal is placed in the undercut.

459.Bald tongue of sandwith is seen in

a.Perinicious anaemia
b.Niacin deficiency
c.Riboflavin defeciency
d.Scarlet fever

Ans-b.Niacin deficiency

458.Pseudorhagades are seen in

a.Ectodermal dysplasia
b.Congenital Syphillis
c.Scleroderma
d.Oral sub mucous fibrosis

Ans-a.Ectodermal dysplasia

457.Coup-de -sabre appearance is seen in

a.Scleroderma
b.SLE
c.Rhinoscleroma
d.Solar elastosis

Ans-a.Scleroderma

456.Zollinger Ellison syndrome is characterized by

a.Hypoglycemia
b.Recurrent peptic ulcerations
c.Diarrhoea
d.Intestinal obstruction


Ans-b.Recurrent peptic ulcerations

455.Recommended etching time for primary teeth

a.15-30 seconds
b.30-60 seconds
c.60-90 seconds
d.90-120 seconds

Ans-60 -90 seconds

454.The mineral that is critical in the transformation of plaque into sulcus

a.Calcium
b.Phosphate
c.Potassium
d.Sodium


Ans-Phosphate

453.The lower lip gets sensory supply through the

a.Buccal branch of facial nerve
b.Buccal branch of mandibular nerve
c.Mandibular branch of facial nerve
d.Mental nerve

Ans-d.Mental nerve

450.In Penicillin allergy,Penicillin acts as a

a.Hapten
b.Carrier
c.Superantigen
d.Toxin

Ans-a.Hapten


449.If rate of loading is decreased,the mechanical properties of the material

a.Increases
b.Decreases
c.Constant
d.Become unpredictable

Ans-b.Decreases  Ref Sturdevant 4th ed pg 142

448.After doing proper etching ,what is the ideal depth of the microtags formed

a.0.5-5um
b.5-50um
c.50-500um
d.500-5000um


Ans-5-50um

447.While using Kalzinol as a temporary cement,what should be the thickness of the material

a.1mm
b.2mm
c.3mm
d.4mm

Ans-3mm

446.Hyponatremia with increased sodium body content is seen in

a.Diuretic administration
b.Tubular acidosis
c.Vomitting
d.Nephrotic syndrome


Ans-d.Nephrotic syndrome

445. A patient is congenitally missing the maxillary lateral incisors and mandibular second premolars. This individual is said to have the condition known as:

 
A.           anodontia
B.           oligodontia
C.           hypodontia
D.           hyperdontia 

444.Which of the following has highest modulus of elasticity

a.Dentin
b.Enamel
c.Amalgam
d.Composite resin






Ans-b.Enamel








443.In a cobalt chromium alloy the metal responsible for corrosion resistance is

a.Silver
b.Nickel
c.Cobalt
D.Chromium


Ans-d.Chromium

442.Drug of choice for epilepsy in pregnancy

a.Carbamezipine
b.Sodium valproate
c.Phenobarbitone
d.Phenytoin


Ans-c.Phenobarbitone

441.Which of the following intravenous induction agent is the most suitable for day care surgery

a.Morphine
b. Ketamine
c.Propofol
d.Diazepam

Ans-Propofol

440.Which of the following inhalational agent is the induction of choice in children

a.Methoxyflurane
b.Sevoflurane
c.Desflurane
d.Isoflurane


Ans-Sevoflurane

439.First dose hypotension is caused by

a.Prazosin
b.Clonidine
c.Sodium nitroprusside
d.Propanol


Ans-Prazosin

438.Denominator while calculating the secondary attack rate Includes:

 
a. All the people living in next fifty houses
b. All the close contacts
c. All susceptible amongst close contact
d. All susceptible in the whole village

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435: Commonest form of anthrax is

a) Wool sorters disease
b) Alimentary type
c) Cutaneous type
d) None of the above


Ans: C[Ref. B & L 23rd ed pg 110]

434: SAG-M blood is useful in

a) Anaemia
b) Haemophilia  a
c) Burns
d) DIC

Ans: A[Ref. B & L 23rd  ed pg  49 / 24th ed pg 63]

433: Commonest cause of A-V fistulae is

a) Congenital
b) Traumatic
c) Surgical creation
d) Tumour erosion


Ans: B[Ref. B & L 23rd pg 230,231 / 24th ed pg 950]

432: Paucity of pus is seen in

a) Quinsy
b) Ludwig angina
c) Carbuncle
d) Mellaroys disease

Ans: B

431:Contusion indicates

a) Tear in skin
b) Wound due to friction
c) No break in skin
d) None of the above


Ans: C[Ref.  B &  L 23rd pg 33 / 24th  ed pg 87,88]

430:Graft from sister to brother is

a) Isograft
b) Allograft
c) Autograft
d) Heterograft


Ans: D[Ref. B & L 23rd ed pg 126 / 24th ed pg 184]

429:Degloving injury is

a) Surgeon made wound
b) Lacerated wound
c) Blunt injury
d) Avulsion injury

Ans: D[Ref. B & L 23rd ed pg 34 /24th ed pg 89]


428:All are seen in ARDS except:

a) Pulmonary edema
b) Decreased tidal volume
c) Hypercapnia
d) Decreased compliance

Ans: C[Ref. Harrison 16th ed pg 1592]

427:Silent chest is seen in:

a) Very severe asthma
b) Chronic bronchitis
c) Emphysema
d) Bronchiectasis

Ans: A[Ref. Davidson 20th ed pg 677]

426: Thickness of wax in inter occlusal recods

a) 9  mm
b) 2  mm
c) 2  cm
d) 10 mm


Ans: B[Ref. Boucher's 12th ed pg 333 Winkler 2nd ed pg 198]

425:Increased VDO results in;

a) Strained facial appearance
b) Trauma to underlying tissues
c) Clicking of teeth
d) All of the above

Ans: D[Ref. Boucher's 12th ed pg 277 , 282]

424:Tetanus is cased by

a) Cl . Tetani
b) Cl . Welchii
c) Cl . Edematiens
d) Cl . Septicum

Ans: A[Ref. B & L 23rd ed pg 99]

423:Cold abscess is related to

a) Periapical pathology
b) Mycobacterium tuberculosis
c) Streptococcus viridans
d) None of the above

 Ans: B[Ref. B & L 23rd ed pg 101]

422: DMF teeth

 a) 28
 b) 32
 c) 30
 d) 26

 Ans: B[Ref. Soben peter 3rd ed pg 178]


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421: Pma refers to

 a) Periodontal index
 b) Caries index
 c) Materia alba index
 d) Pulp capping material


 Ans: A[Ref.Soben peter 3rd ed pg 147]

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420: How many scores are used in Dean's fluorosis index?

 a) 4
 b) 6
 c) 7
 d) 5

 Ans: B[Ref.Soben peter 3rd ed pg 203]


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419: The must age specific index is

a)DMFT
b) DMF
c) Def
d) All of the above


 Ans: C[Ref. Soben peter 3rd ed pg 184]

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418: Prevalence of a disease is:

 a) Rate
 b) Ratio
 c) Proportion
 d) Deviation

 Ans: C[Ref.Soben peter 3rd ed pg 87]


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417: A series may have all except:

 a) No mode
 b) One mode
 c) Many mode
 d) Nagative mode


 Ans:D[Ref.Tyagi Ist ed pg 56]

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416: In a random sampling chance of being piced up is

 a) Same and known
 b) Not same and not known
 c) Not same but known
 d) Same and not known

 Ans:D[Ref.Soben peter 3er ed pg 24,25]


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415: Prevalence of the disease affects

 a) Sensitivity
 b) Specificity
 c) Predictive
 d)Pictogram


 Ans: C

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414: A normal distribution curve depends on

 a) Mean and sample size
 b) Range and sample size
 c) Mean and standard deviation
 d) Mean and median


 Ans: C[Ref.Soben peter 3ed ed pg 38]


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413: Standard deviation is a measure of:

 a) Correlation
 b) Statistical
 c) Central
 d) Variation

 Ans:D[Ref.Soben peter 3rd ed pg 36]


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412: Census is conducted every

 a) 2 years
 b) 5 years
 c) 7 years
 d) 10 years

 Ans: D


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411: Father of health statistics is

 a) John snow
 b) John Graunt
 c) Frederick Mc kay
 d) Pierre Fauchard

 Ans: B[Ref. Soben peter 3rd ed pg 20]

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410: Worst position of scars is:

 a) Back
 b) Shoulder
 c) Sternum
 d) Abdomen

 Ans:C[Ref.Manipal Manual of surgery pg 6]

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409:The best dressing for open wounds is

 a) Skin
 b) Amnion
 c) Opsite
 d) Tulle grass

 Ans: A[Ref. B & L 23rd ed pg 29]



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408: The complication after tonsillectomy is

 a) Heamorrhage
 b) Otalgia
 c) Infection
 d) All of the above

 Ans: D[Ref. B & L 23rd ed pg 689 /24th ed pg 759]

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407: Paucity of pus is seen in

 a) Quinsy
 b) ludwig angina
 c) Carbuncle
 d) Mellaroys disease

 Ans: B

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406: Bedsore is an example of:

 a) Tropical ulcer
 b) Trophic ulcer
 c) Venous ulcer
 d) Post thrombotic ulcer

 Ans: B[Ref. B & L 24th ed pg 939]



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405:Undermined ulcer is present in

 a) Syphilis
 b) TB
 c) Basal cell carcinoma
 d) Hodgkin's lymphoma


 Ans: A[Ref. B & L 23rd rd pg 159]



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404: Sebaceous cyst does not occur in the

 a) Sclap
 b) Scrotum
 c) Back
 d) Sole

 Ans: D[Ref. B & L 23th ed pg 173]


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403: Cystic hygroma is

 a) A from of hydrocele
 b) A branchial cleft cyst
 c) Salivary gland enlargement
 d) Lymphangioma

 Ans: D[Ref. B & L 23rd ed pg 700 / 24th ed pg 771]


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402: Hynes pharyngoplasty is used to improve a child's

 a) Appearance
 b) Teething
 c) Speech
 d) Feeding

 Ans: C[Ref. B & L 23rd ed pg 592 / 24th ed pg 651]



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401: Commonest type of cleft lip is

 a) Bilateral
 b) Midine
 c) Combined with cleft palate
 d) Unilateral


 Ans: C[Ref. B & L 23rd ed pg 586 / 24th ed pg 645]

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400: Angle's class II malocclusion is found in India

 a) 60%
 b) 30%
 c) 5%
 d) < 5%

 Ans:  B[Ref.M.S.RANI 3rd ed Pg 22]


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399: The six keys to normal occlusion was introduced by:

 a) Dewey
 b) Andrews.
 c) Tweed
 d) Angle


   Ans: B[Ref.Bhalajhi 3rd ed Pg 59]





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398: Incomplete overbite is:

 a) Open bite
 b) Deep overbite
 c) Overbite with no overbite
 d) Overjet with no overbite

 Ans:D[Ref.Bhalajhi 3rd ed pg 433 Fig (1)]


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397:Which of following is used as antiflux

 a) Borax
 b) Boric acid
 c) Carbonate
 d) Graphite

Ans:D[Ref.Bhalajhi 3rd ed Pg 474]


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396:Surgery of the cleft lip should be carried out at

 a) 20-30 weeks
 b) 2-12  months
 c) 3-6    months
 d) 5  years

 Ans: C[Ref.Bhalajhi 3rd ed pg 446]
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395: Silver tatoo is due to

 a) Deposition of Ag Amalgam in Mucosa
 b) Deposition of Ag Amalgam in Bone
 c) Deposition of Ag Amalgam in Dentin
 d) Deposition of Ag Amagam in Enamel

 Ans: A[Ref.Shafer 4th ed Pg 579 / 5th ed Pg 776-77]


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394: Which is not true of ludwig's angina?

 a) Usually arises from an infected molar
 b) Invoves submandibular space.
 c) May need emergency tracheostomy
 d) None of the above

 Ans: D[Ref. Shafer 4th ed Pg 517 / 5th ed Pg 706-07]

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393: An acute apical abscess is usually a result of:

 a) Periodontal  Pocket
 b) Occlusal inr\terference
 c) Necrotic pulp
 d) Chronic gingivitis

 Ans: C[Ref.Shafer 4th ed Pg 498 / 5th ed Pg 682]


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392: Grinspan syndrome is assciated with

 a) Leukoplakia
 b) Lichen plam\nus
 c) Aphthous ulcer
 d) Oral submucous fibrosis

 Ans:B[Ref.Burket 10th ed Pg 1103]



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391: Tzanck cells are seen histolgically in association with:

 a) Small pox
 b) Pemphigus
 c) Systemic sclerosis
 d) Erythema multiforme

 Ans: B[Ref.Shafer 4th ed pg no 832 /5th ed pg 1128]



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390:Immunoflourescence test is positive in:

 a) Psoriasis
 b) Pemphigus
 c) Lupus erythematosus
 d) Scleroderma

 Ans: B[Ref.Shafer 4th ed pg 834 /5th ed pg 1128-29]


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389: White radiating lines can be observed in case of lesions of

 a) Lichen planus
 b) Erythema multiforme
 c) Pemphigus
 d) Leukoplakia

 Ans: A[Ref.Shafer 4th ed pg 810 / 5th ed pg 1104]



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388.In myasthenia gravis, autoantibodies are directed against which of the following structures?

A.Sarcomere
B.Acetylcholine receptor C.Myocyte nucleus
D.Sarcolemmal membrane  

Ans-B.Acetylcholine receptor

387.Cerebral embolism occurring as a complication of myocardial infarction is MOST indicative of which of the following?

 A.Mural thrombosis
B.     Phlebothrombosis
C.Decreased stroke volume
D.     Lack of collateral circulation

Ans-a.Mural thrombosis

386. Excessive deposits of copper in liver cells, degenerative changes in the brain, and a greenish-brown ring at the outer margin of the cornea characterize which of the following?

 A Galactosemia
B.     Phenylketonuria
C. Wilson's disease
D.     Diabetes mellitus

Ans-c.wilson's disease

385.Which of the following conditions predisposes to lung cancer by causing squamous metaplasia of bronchial epithelium?

 ABronchiectasis
B.     Bronchial asthma
C.Chronic bronchitis
D.     Bronchial carcinoid

Ans-C.Chronic Bronchitis

384.An autosomal dominant trait showing 50 percent penetrance will be phenotypically expressed in what percent of the offspring?

A.     0
B.     25
C.     33 
D.     50

Ans-b.25%

378.Which of the following is not seen in cleft lip and palate

a.Enamel hypoplasia
b.Developmental cyst
c.supernumerary teeth
d.Missing teeth

Ans-b.Developmental cyst

Ref shoba tandon Ist ed pg 581

377.dentinogenesis imperfect occurs in which stage of tooth development

a.initiation
b.histodifferentiation
c.morphodifferentiation

Ans-b.histodifferentiation 

Ref mc donald 8th ed pg 53

376.The difference in color of subgingival and supragingival calculus is due to

a.ph of saliva
b.death of leucocytes
c.hemolysis of erythocytes
d.none


Ans-c.hemolysis of erythrocytes

375.The protiens found in the attachement plaque

a.albumin and globulin
b. amelogenin and enamelin
c.sialoprotien
d.desmoplakin and plakoglobin


Ans-d.desmoplakin and plakioglobin


375.Biological width means

a.sumof connective tissue and junctional epethilium
c.distance from the marginal gingiva to mucogingival junction
d.distance from the incisal edge of the tooth to the mucogingival junction


 Ans-a.sum of connective tissue and junctional epethilium

Ref-carranza 10th ed pg 1044







374.The gingiva is attached to the tooth by

a.lamina propria
b.periosteum
c.epithelial attachement
d.gingival fibres

ref carranza 10th ed pg 54

373:Ghost (shadow) cells are seen in

 a) Amelobastic fibroodontoma
 b) Calcifying odontogenic tumor
 c) compound odontoma
 d) all of the above


  Ans: D[Ref.shafer 5th ed pg 406,407]
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372: Oral,ocular and genital lessions are seen in:

 a) Erythema  multiforma
 b) Stevens-Johnson syndrome
 c) SLE
 d) None of the above

Ans: B[Ref.Shafer 4th ed pg 818 /5th ed pg 1111]

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371: Patient suffering from eagle's syndrome complains of

 a) Burning sensations in mouth
 b) Excessive salivation
 c) Glossodynia
 d) Dysphagia


Ans: D[Ref.Shafer 4th ed pg 864 /5th ed pg 1177]

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370: Which of the following structures are associated with bells palsy

 a) Sub mandibular gland
 b) Seventh cranial nerve
 c) Temporomandibular joint
 d) Glosso pharyngeal nerve

 Ans: B[Ref. Shafer 4h ed pg 859 / 5th ed pg 1170]


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369: Albers-Schonberg'sdisease is:


 a) cherubism
 b) Ameloblastoma
 c) Osteopetrosis
 d) Fibrous dysplasia

Ans: C [Ref.Shafer 5th ed pg 982]




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368:Angular stomatitis

 a) Can be a concomitant of any candidal infection
 b) Is seen mainly in adults
 c) May be associated with streptococcus
 d) May be a sign of anaemia

Ans: A[Ref.shafer 4th ed pg 556 / 5th ed pg 1246-47]

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367: Pioneer bacteria in dental caries are in

 a) Enamel
 b) Dentin
 c) Pulp
 d) Cementum

 Ans:B[Ref.Shafer 4th ed pg 443 /5th ed pg 623]

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366: Submerged teeth are

 a) Ankylosed teeth
 b) Uneruped teeth
 c) Impacted teeth
 d) Intruded teeth

 Ans: A[Ref.shafer 5th ed pg 86,87]


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365: Hairy tongue is characterized by

 a) Hypertrophy of fungiform papillae
 b) Hypertrophy of foliate papillae
 c) Hypertrophy of filiform papillae
d)  Hypertrophy of circumvallate papillae.

 Ans: C[Ref.shafer 4th ed pg 29 / 5th ed pg 41]


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364: Dense in dente is most commonly seen in:

a) Premolars
b) Paramolars
c) Lateral incisosrs
d) Maxillary canine

Ans: C[Ref.shafer 5th ed pg 57]

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363: Botryoid odontogenic cyst is avariant of

 a) Lateral periodontal cyst
 b) Apical periodontal cyst
 c) Gingival cysts of new born
 d) Gingival cyst of adult

 Ans: A[Ref. shafer 4th ed pg 266 /5th ed pg 372]

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362: Mikulicz's disease is;

 a) An inflammatory disease
 b) Neoplastic disease
 c) An autoimmune disease
 d) Viral infection

 Ans: C[Ref.Burket's 10th ed pg 245/ shafer 5th ed pg no 346]

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361: In TNM classification T3 stands for tumour size:

 a) >2 cm
 b) >4 cm
 c) <4 cm
 d) >4 cm with invasion of adjacent structure

 Ans: B[Ref.Shafer 5th ed pg 152]

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360: Mixed tumours of the salivary glands are


 a) Most common in submandibular gland
 b) Usually malignant
 c) Most common in parotid gland
 d) Associated with calculi

Ans: C[Ref: Shafer 5th ed pg 311,312]

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359: one of them is not a true cyst :

 a) Hemorrhagic cyst
 b) Median palatal
 c) Globulomaxillary
 d) Nasolabial

Ans: A[Ref.burket's 10th ed pg 152 Ref.Shafer 5th ed pg 726,727]

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358: Cyst with highest recurrence rate

 a) Keratocyst
 b) Primordial
 c) Lateral periodontal
 d) Radicular cyst

 Ans: A[Ref. Shafer 4th ed pg 273 / 5th ed pg 367]

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357; Least cariogenic among these

 a) Raw starch
 b) Cooked starch
 c) Sucrose 
d) Fructose

 Ans: B[Ref.Shafer 4th ed Pg 425 / 5th ed Pg 595-597]
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356: Addison's dissease is related to;


 a) Adrenal medulla
 b) Periodontal ligament
 c) Blood Vessels of the gingiva
 d) Epithelial lining of the mucosa

 Ans: D[Ref.Shafer 4th ed pg 648/5th ed pg 886]

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355:Hamartoma is

 a) Neoplastic
 b) Non-neoplastic
 c) Afficted by truma
 d) Hormonal distubance

Ans: B[Ref.Shafer 5th ed pg 266]

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354:Which of the following is oral precancer?

a) Oral hairy leukoplakia
b) White spongy nevus
c) Hairy B cell leukemia
d) Speckled leukoplakia

Ans: D[Ref.shafer 5th ed pg 127]
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353:Sjogrens syndrome is characterised by

 a) Dry eyes
 b) Dry mouth
 c) Destruction of salivary gland
 d) All of the above

Ans: D[Ref.shafer 5th ed pg 346,348]

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352: Mikulicz's disease is:


 a) An inflammatory disease
 b) Neoplastic disease
 c) An autoimmune disease
 d) Viral infection

 Ans: C[Ref.Burket's 10th ed pg 245/shafer5th ed pg no 346]


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351:Salivary gland stone most commonly involves

 a) Submandibular gland
 b) Parotid gland
 c) Sub lingual gland
 d) Lingual gland

 Ans: A[Ref.Burket's 10th ed pg 245/ shafer 5th ed pg 754]

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350: Pinpoint hemorrhages of < 1cm diameter are known as

 a) Petechiae
 b) Ecchymoses
 c) Purpura
 d) Pustules

Ans: A[Ref.Burket's 10th ed pg 51]

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449: Noma is

 a) Pyogenic granuloma
 b) Fibrous dysplasia
 c) Vincent's disease
 d)  Cancrum oris

 Ans: D[Ref.Shafer 4th ed pg 358 /5th ed pg 456]

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348: Joint erosions are not a feature of:

 a) Rhematioid arthritis
 b) Psoriasis
 c) Multicentric reticulohistiocytosis
 d) Systemis lupus eythematosus

 Ans:D[Ref.Burket 10th ed pg 486 -87]
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347: Facial paralysis is tested by:

 a) Whistling
 b) Chewing
 c) Protrudding the tongue
 d) Swallowing

 Ans: A[Ref.Burket's 10 th ed pg 21]

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346: Horner's syndrome DOES NOT include

 a) Ptosis
 b) Ahydrosis
 c) Flushing
 d) Mydriasis

Ans: D[Ref.Shafer 4th ed pg 865 /5th ed pg 1177]

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345:Trotter's syndrome involves:

 a) Pharynx
 b) Oropharynx
 c) Larynx
 d) Nasopharynx

Ans: D[ref.Shafer 4th ed pg 855/5th ed pg 1164-65]

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344:"Cotton-wool" appearance is seen in

FOR MORE IN DENTISTRY: VISIT RxDENTISTRY LOVEHUES DENTAL MATRIX

343:"Cotton-wool" appearance is seen in


 a) Paget's disease
 b) Osteosclerosis
 c) Periapical cemental dysplasia
 d) Ossifying fibroma

 Ans: A[Ref.Shafer 4th ed pg 690 / 5th ed pg 1005]


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343: Clavicle is absent in


 a) Osteogenesis imperfecta
 b) Cleidocranial dysostosis
 c) Fibrous dysplasia
 d) Osteopetrosis

Ans: B[Ref.Shafer 4th ed pg 678/5th ed pg 994-995]
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342: Mucooceles are rarely seen in the

 a) Lower lip
 b) Upper lip
 c) Buccal mucosa
 d) Floor of the mouth

Ans: B[Ref.Shafer 5th ed pg 748]
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341: Treatment for cementoma


 a) No treatment
 b) Pulpectomy
 c) Resection of jaw
 d) None of the above

Ans: A[Ref.Shafer 4th ed pg 298]

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340: In herpes primary lesion is

 a) Ulcer
 b) Papule
 c) Vesicle
 d) Bullae


Ans: C[Ref.Shafer 4th  ed pg 365 /5th ed pg 468]


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339: Drug used in caseof herpetic lesions

a) Acyclovir
b) Penicillin
c) Tetraacycline
d) Ciprofloxacin


Ans: A[Ref.Shafer 5th ed pg 472]
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338: Rubeola refers to

 a) German measles
 b) Measles
 c) Small pox
 d) Chicken pox

Ans: B[Ref.Shafer 5th ed pg 476]

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337: Shingles occurs

 a) Primary infection
 b) Is unilateral
 c) Occurs on movable tissues
 d) Is bilateral

Ans: B[Ref.Shafer 5th ed pg 481]

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336: Coxsackie virus causes


a) Infectious mononucleosis
b) Lymphoma
c) Herpangina
d) Herpes

Ans: C[Ref.Shafer 4th ed pg 375/5th ed pg 473]

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335; "Panda facies" is commonly seen after

 a) Le fort I fractures
 b) Le fort II fractures
 c) Mandible fractures
 d) None of the above

 Ans: B[Ref.Neelima Malik Ist ed page 330]

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334; CSF rhinoeehea is found in

 a) Le Fort I
 b) Le Fort II
 c) Le Fort III
 d) Ethmoidal

 Ans: A[Ref. Killey's Mid 3rd #5th ed No50,51 Neelima Malik Ist ed page 302]

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332; A fracture of eye by a ping pong boll is:

 a) Blow out fracture
 b) Orbital fracture
 c) Blow in fracture
 d) Compound fracture

 Ans: A[Ref.Killey's Mid 3rd # 5th ed page 45 N.Malik -340;V.Kapoor-296]


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331; Moon face is seen in

 a) Le For I
 b) Le Fort II
 c) Le Fort III
 d) Orbital fractures

 Ans: B [Ref.Killey's mid 3rd #5th ed page 51 Neelima Malik 1st ed page 329]
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330; Fusion of mandibular symphysis occurs at;

 a) At birth
 b) At 18 months
 c) At 2 years
 d) In intrauterine life


 Ans: B [Ref. Shobha Tandon 1st ed pg 52]




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329: Distal shoe was first advocated by whom in 1929?

 a) Wilson
 b) Willet
 c) Wilhelm
 d) Roche

Ans: B [Ref.Shobha Tandon 1st ed pg 396]


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328; The number of fontanlles present at birth is;


 a) 2
 b) 4
 c) 6
 d) 8

Ans: C [Ref.Shobha Tandon 1st ed pg 50,51]






327 ; Height of maxilla is increased by the

 a) Growth at maxillary sutures
 b) Growth of alveolar process
 c) Growth at the palatal vault
 d) Any of the above


Ans:B[Ref.Shobha Tandon 1st ed pg 69]

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327: Abnormality in morphodifferentiation stage of tooth development results in

a) mottled enamel
b) mesiodens
c) dens in dente
d) dentinogenesis imperfecta




Ans : C


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319.Which type of lamp emits light at a single wavelength

a.ARGON LASER LAMPS
b.LED LAMPS
c.QTH LAMPS
d.PAC LAMPS

318.Melting point of titanium

a.1555degree centigrade
b.1668 degree centigrade
c.2225 degree centigrade
d.1200 degree centigrade

Ans-b.1668 degree centigrade

ref phillips 11nth ed pg 579

317.Ipatropium bromide is contraindicated in

a.Urinary retention
b.Asthma
c.Hypertension
d.All

Ans-a.Urinary retention
refer -KDT 6th ed pg 110

316.Forced alkaline diuresis of alkalinization of urine is used in poisoning with

a.Barbiturates
b.Amphetamine
c.Alcohol
d.Datura
Ans-a.Barbiturates
Explanation -refer KDT 6th ed pg 13,392

315.Tome's granular layer is seen in

a.Enamel
b.Pulp
c.Cementum
d.Dentin root

Ans-d.Dentin root

314.Advanced bell stage is an important stage of

a.Histodifferiantation
b.Morphodifferentiation
c.Apposition
d.Initiation

Ans-Morphodifferentiation

313.Which of the following is correct when examining the cervical cross section of the mandibular 2nd molar:

A. the root is wider MD than FL
B. may have a C shaped canal
C. Depressions are usually located on the lingual and facial surfaces
D. all the above


Ans-D.all of the above

313.On the facial view of the Mandibular Canine

A. the mesial cusp slope that is shorter than the distal cusp slope
B. the mesial outline of the tooth is straighter than the distal outline of the tooth
C. the cusp tips is positioned mesial to center of the crown
D. all the above are true

Ans-D. all the above are true

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