IMMUNE RESPONSE IN BIOCHEMISTRY QUIZ

What are the solutions prepared from weakened or dead microorganisms, viruses, or toxins that provide some immunity from diseases?

Drugs

Antibiotics

Vaccines

Histamines

TRUE ANSWER : ?
YOUR ANSWER : ?

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

cytotoxicity of virus-infected cells in tissue culture

plasma cytokine levels

serum antibody titer

dividing T cells in the draining lymph nodes

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What is a protein produced by host cells infected by viruses?

Interferon

Vaccine

Antiserum

Histamine

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

A very high level of antibodies against the disease antigens

The disease organism itself and antigens for the disease organism

All of these

Memory B lymphocytes for the antigen of this disease organism

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

both (a) and (b)

killer T cells

cytotoxic T lymphocytes (CTL)

None of these

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

rat

mouse of a different strain

goat

mouse of the same genetic background (strain)

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

helper T cells

virus fragments

antigens

antibodies

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

None of these

antigen via the alternative pathway

antibody via the alternative pathway

antibody via metabolic pathway

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Immunogenicity

depends on the ability of the native antigen to be presented by MHC

is not a property of antibodies

is usually a property of self antigens such as eye tissue

is not a property of haptens

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Antibodies bound to an invading microorganism activate the complement system via

Entner-Doudoroff pathway

metabolic pathway

Embden Meyerhof pathway

classical pathway

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