IMMUNE RESPONSE IN BIOCHEMISTRY QUIZ

Which of the following is in the lymph nodes of a person battling a cold virus?

All of these

Huge numbers of white blood cells

Lymph ducts that enter and exit the nodes and Lymph fluid

Trapped viruses that have been roaming the body

TRUE ANSWER : ?
YOUR ANSWER : ?

Antibodies bound to an invading microorganism activate the complement system via

Embden Meyerhof pathway

Entner-Doudoroff pathway

classical pathway

metabolic pathway

TRUE ANSWER : ?
YOUR ANSWER : ?

Immunological memory is due to

short lived macrophage that can recognize specific pathogens

long lived B cells that secrete a specific antibody

long lived B cells that secrete a specific antigen

short lived helper T cells that signal macrophage to divide

TRUE ANSWER : ?
YOUR ANSWER : ?

During exposure to a foreign invader, there are more __________ present in the vertebrate body than before exposure

all of these

macrophages and antigens

antibodies

lymphocytes

TRUE ANSWER : ?
YOUR ANSWER : ?

Plasma cells produce thousands of __________ that are released into the bloodstream

antibodies

antigens

helper T cells

virus fragments

TRUE ANSWER : ?
YOUR ANSWER : ?

Polysaccharides on the surface of infecting microorganisms can also activate complement directly in the absence of

None of these

antibody via metabolic pathway

antigen via the alternative pathway

antibody via the alternative pathway

TRUE ANSWER : ?
YOUR ANSWER : ?

What is the result of an abnormal response of the immune system to part of a person's own body?

An allergic response

Cancer

An autoimmune disease

Passive immunity

TRUE ANSWER : ?
YOUR ANSWER : ?

To elicit the best antibodies to mouse MHC I, it should be injected into a

rat

mouse of the same genetic background (strain)

mouse of a different strain

goat

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following immune cells would have an especially low count in a patient with advanced AIDS?

Killer T lymphocytes

Helper T lymphocyte

None of these

B lymphocytes

TRUE ANSWER : ?
YOUR ANSWER : ?

In cellular immunity, T lymphocytes are responsible for the recognition and killing of foreign invaders. The cells are

killer T cells

None of these

both (a) and (b)

cytotoxic T lymphocytes (CTL)

TRUE ANSWER : ?
YOUR ANSWER : ?