Why does an ANA (antinuclear antibody) test diagnose lupus?

Desensitization to prevent an allergic response can be accomplished by injecting small, repeated doses of

a. IgE antibodies.

b. the antigen (allergen).

c. histamine.

d. IgG antibodies.

e. antihistamine.

What does pluripotent mean?

a. ability of a single cell to develop into an embryonic or adult stem cell

b. ability of a stem cell to develop into many different cell types

c. a cell without MHC I and MHC II antigens

d. ability of a single stem cell to heal different types of diseases

e. ability of an adult cell to become a stem cell

Cytotoxic autoimmunity differs from immune complex autoimmunity in that cytotoxic reactions

a. involve antibodies.

b. do not involve complement.

c. are caused by T cells.

d. do not involve IgE antibodies.

e. none of the above

Which of the following is not the cause of a natural immunodeficiency?

a. a recessive gene resulting in lack of a thymus gland

b. a recessive gene resulting in few B cells

c. HIV infection

d. immunosuppressant drugs

e. All of the above are causes of natural immunodeficiency.

Use the following choices to match the type of hypersensitivity to the examples in questions 7 through 10.

a. type I hypersensitivity

b. type II hypersensitivity

c. type III hypersensitivity

d. type IV hypersensitivity

e. all of the above

Localized anaphylaxis.

Use the following choices to match the type of hypersensitivity to the examples in questions 7 through 10.

a. type I hypersensitivity

b. type II hypersensitivity

c. type III hypersensitivity

d. type IV hypersensitivity

e. all of the above

Allergic contact dermatitis.

Use the following choices to match the type of hypersensitivity to the examples in questions 7 through 10.

a. type I hypersensitivity

b. type II hypersensitivity

c. type III hypersensitivity

d. type IV hypersensitivity

e. all of the above

Due to immune complexes.

Use the following choices to match the type of hypersensitivity to the examples in questions 7 through 10.

a. type I hypersensitivity

b. type II hypersensitivity

c. type III hypersensitivity

d. type IV hypersensitivity

e. all of the above

Reaction to an incompatible blood transfusion.