Monoclonal antibodies:
a. Are produced by hybridomas
b. Are secreted by clone cells
c. Can be used for passive immunization
d. All of the above

Which of the following is (are) true regarding type III hypersensitivity reactions? Select all that apply.

a. They involve IgG

b. They involve IgM

c. They are considered delayed reactions

d. They include autoimmune disorders like multiple sclerosis

e. They are rare compared with type I reactions

Which of the following would be recommended as a means to diagnose a type I sensitivity? Select all that apply.

a. Skin prick test

b. IgG titers

c. IgM titers

d. IgE titers

e. Histamine levels

Antibodies function to:

a. Directly destroy foreign organ grafts

b. Mark invading organisms for destruction

c. Kill intracellular viruses

d. Directly promote cytokine synthesis

e. Stimulate T cell growth

Label the parts of the immunoglobulin pictured here.

a. ________

b. ________

c. ________

d. ________

e. ________

f. ________

g. ________

h. ________

_________ is another name for antibodies.

An antibody's variable region:

1. Varies in amino acid sequence to allow different antibodies to bind different antigens.
2. Is located in the hinge and stem regions of an antibody.
3. Is a portion of the light chain of an antibody.
4. Is a portion of the heavy chain of an antibody.