Showing posts with label BHU. Show all posts
Showing posts with label BHU. Show all posts

62.A trauma patient is bleeding in the casualty. The immediate measure of management would be:

1.Suture the tongue with silk 2.Use towel clip

3.Oro-pharyngeal airway 4.Definite airway


ANS.4

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61.Gingivoplasty is not indicated in all the following except:

1.ANUG 2.Desquamative gingivitis
3.Acute herpetic gingivitis
4.Erosive lichen planus


ANS. 1


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60.The cavo surface angle for inlay cavity preparation :

a. 90 degree b. 150 degree
c.<90 d. 180

Ans. B

The angle at the junction of the walls of the cavity preparation and the external surface of the tooth.

It is of two types

[Ref Sturdevant 4th ed. Pg 300]

Butt joint

Lap / Slip joint

90o cavosurface angle

Advocated in amalgam restorations because amalgam is a brittle material and has low edge strength

Butt joint produces maximal strength for both tooth and amalgam.

It is also advocated in silicate and porcelain restorations

> 90 degree cavosurface angle.

Advocated in cast and composite restorations

30 – 40o marginal metal and 140 – 150o cavosurface angle.

Beveling enables superior adaptation and burnishability of marginal metal

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56.Lysis of fibrin is brought about by:

A. Plasmin B. Hyaluronidase
C. Collagenase D. Coagulase


Answer is: A- Plasmin. (Ref. K.D. Tripathi-5th )



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47.Perforators are not present at the:

a. Ankle b. Distal calf
c. Mid thigh d. Below the inguinal ligament

ANS. D
Explanation: -Perforators connect the superficial veins with the deep veins. -There are about 5 perforators along the great saphenous vein - 1.in the mid-thigh; 2. Below knee; 3, 4 & 5. near the lower leg and ankle. -Great saphenous vein itself drains into the femoral vein below the inguinal ligament.

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44. The most common instrument grasp used is the

a. Pen grasp b. Inverted pen grasp
c. Palm and thumb grasp
d. Modified palm and thumb grasp

ANS. a

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