IMMUNE SYSTEM QUIZ

Passive immunization is done for

diphtheria

enteric fever

tuberculosis

all of these

TRUE ANSWER : ?
YOUR ANSWER : ?

Major Histo Compatibility Complex (MHC) is a collection of genes arrayed on

chromosome 6 in man, chromosome 17 in mice

chromosome 21 in man, chromosome 6 in mice

chromosome 17in man, chromosome 6 in mice

chromosome 6 in man, chromosone 21 in mice

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following proteins would not need localization signal?

A protein bound to the endoplasmic reticulum (ER) membrane

A cell surface protein

A nuclear protein

A cytosolic protein

TRUE ANSWER : ?
YOUR ANSWER : ?

CD8 surface antigen is present in

none of these

cytotoxic T cells

suppresssor T cells

both (a) and (b)

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following(s) is/are the determinants of antigenicity?

Size of the antigen

Chemical nature

All of these

Foreignness

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YOUR ANSWER : ?

Large parasites such as helminthes may be killed extracellularly by the action of

basophils

monocytes

neutrophils

eosinophils

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following expresses CD3 surface antigen?

T cells

B cells

Monocytes

Granulocytes

TRUE ANSWER : ?
YOUR ANSWER : ?

Lysozyme is present in

urine

saliva

Cerebro spinal fluid (CSF)

sweat

TRUE ANSWER : ?
YOUR ANSWER : ?

Macrophages are professional antigen- presenting cells. The protein molecule through which they present antigen in human is

interleukin

CD8

actin

HLA

TRUE ANSWER : ?
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Polymorphonuclear leukocytes (or PMNs)

are derived from bone marrow stem cells

All of these

can be attracted to the site of an infection following activation of complement

are a type of phagocyte that can engulf and kill bacteria

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YOUR ANSWER : ?