IMMUNE RESPONSE IN BIOCHEMISTRY QUIZ

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

antigen via the alternative pathway

antibody via metabolic pathway

antibody via the alternative pathway

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

To detect a humoral immune response to influenza virus, it is possible to measure

dividing T cells in the draining lymph nodes

plasma cytokine levels

cytotoxicity of virus-infected cells in tissue culture

serum antibody titer

TRUE ANSWER : ?
YOUR ANSWER : ?

If a person is vaccinated against a disease sometime in the past, which of the following is currently in your body?

Memory B lymphocytes for the antigen of this disease organism

The disease organism itself and antigens for the disease organism

A very high level of antibodies against the disease antigens

All of these

TRUE ANSWER : ?
YOUR ANSWER : ?

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

Huge numbers of white blood cells

Trapped viruses that have been roaming the body

All of these

Lymph ducts that enter and exit the nodes and Lymph fluid

TRUE ANSWER : ?
YOUR ANSWER : ?

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

Helper T lymphocyte

Killer T lymphocytes

B lymphocytes

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

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

both (a) and (b)

None of these

killer T cells

cytotoxic T lymphocytes (CTL)

TRUE ANSWER : ?
YOUR ANSWER : ?

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

lymphocytes

antibodies

all of these

macrophages and antigens

TRUE ANSWER : ?
YOUR ANSWER : ?

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

Cancer

An autoimmune disease

Passive immunity

An allergic response

TRUE ANSWER : ?
YOUR ANSWER : ?

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

mouse of the same genetic background (strain)

rat

goat

mouse of a different strain

TRUE ANSWER : ?
YOUR ANSWER : ?

The immune response to a booster vaccine is called a(n)

innate response

secondary response

cellular response

primary response

TRUE ANSWER : ?
YOUR ANSWER : ?