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Third Line of Defense:


The third line of defense in body is……
a) specific                   
b) non specific
c) both a and b 
d) none of these

a

The third line of defense is accomplished by the………mechanisms.
a) two  
b) three            
c) four 
d) five

a

Explanation: cell mediated and humoral



The most abundant lymphocytes are…..
a) B cells                                 
b) T cells
c) both a and b          
d) none of them

c

Which of the following cells oversee the cell mediated response?
a) T-lymphocytes       
b) B-lymphocytes (B-cells)
c) leukocytes              
d) T-cells along with macrophages

d

Which of the following is known as specific defense?
a) The third line of defense             
b) The second line of defense
c) The first line of defense                 
d) both b a and c

a

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