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