DISEASE ASSOCIATED WITH IMMUNE SYSTEM QUIZ

The primary reason for AIDS, a deadly disease is that it

causes a breakdown of the body's inflammatory response

destroys key components of the body's internal defense system

is caused by a bacterium

is caused by a virus

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A monoclonal antibody (mAb) specific for the 2,4-dinitrophenyl (DNP) hapten might also bind

Ser or Thr

His or Pro

Leu or Ileu

Tyr or Phe

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If Class IIMHC is not expressed in the thymus, the resulting immune deficiencies would include all of the following except reduced

alternative complement activation.

CD8 T cell-mediated cytotoxicity

macrophage activation to vesicular pathogens

IgG synthesis

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A selective IgA deficiency would be expected to result in problems with

infections following dental work due to bacteria entering the bloodstream

bacterial infections

pathogens which can survive inside macrophages

mucosal pathogens

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Which of the Rous sarcoma virus has a homologous cellular protein?

v-ha-ras

v-src

v-ha-src

c-src

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X-linked hyper IgM syndrome, resulting in high levels of serum IgM and low levels of serum IgG, is caused by a defect in CD40L expression. The specific immune event that would be prevented by a defective CD40L would be

activation of B cells by T-independent antigens

failure of Th2 cells to provide co-stimulation for B cell proliferation

failure of Th2 cells to provide co-stimulation for B cell isotype switching

failure of B cells to provide co-stimulation for Th2 activation

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The HIV virus infects primarily

cells in the immune system

red blood cells

brain cells

liver cells

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To treat HIV infections using drugs, the major problem is that

the drugs that are good inhibitors cannot by synthesized

the drugs interfere with normal digestion

the virus particles with altered (mutant) proteases arise

the drugs are rapidly degraded

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An autoimmune disease is

Measles

Mumps

AIDS

Lupus

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Specific translocations are associated with

breast cancer

some leukemias

pancreatic cancer

colon cancer

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