and Answers
Incompatible blood transfusions result in:
a.
hemolysis of erythrocytes.
b.
a type I immune response.
c.
deposits in multiple organs.
d.
immune deficiency. - Answer-Answer A
Systemic lupus erythematosus is caused by:
a.
a chronic allergic condition.
b.
development of an immune-deficient state.
c.
a deficiency of T lymphocytes.
d.
immune complex deposits of antinuclear antibodies. - Answer-Answer D
Distinguishing clinical features of systemic lupus erythematosus include:
a.
inflammation in multiple organs.
b.
lack of a specific diagnostic blood test.
c.
acute onset and nonprogressive course.
d.
typical skin rash on the chest and back. - Answer-Answer A
Which of the following are the target cells for HIV?
a.
Helper T lymphocytes (CD4 lymphocytes)
b.
B lymphocytes
c.
Natural killer cells
d.
, Macrophages - Answer-Answer A
A diagnosis of HIV positive means that:
a.
the number of T lymphocytes in the circulating blood is decreased.
b.
significant opportunistic infection is present in the body.
c.
the individual has AIDS.
d.
the virus and its antibodies are present in the blood. - Answer-Answer D
HIV infection impairs:
a.
humoral immunity.
b.
cell-mediated immunity.
c.
both humoral and cell-mediated immunity.
d.
neither type of immunity. - Answer-Answer C
Immunodeficiencies may result in an increased risk of infections by normally harmless
microorganisms. These infections are referred to as:
a.
opportunistic.
b.
prophylactic.
c.
abnormal.
d.
transient. - Answer-Answer A
Serious infections frequently occurring in patients with AIDS include:
1. tuberculosis.
2. Pneumocystis carinii pneumonia.
3. influenza.
4. tetanus. - Answer-Answer 1, 2
Neutrophils:
a.
are phagocytic cells.
b.
produce histamine.
c.
produce antibodies.