20. Adaptive Immunity

Which of the following is NOT an immunoglobin class?

______ is the first immunoglobulin class produced during a primary response.

Which antibody class crosses the placenta from mother to child?

_______ is the immunoglobulin class that neutralizes viruses in the intestinal tract.

Match the following antibody classes with their description: 

a) IgA.

b)  IgG.

c)  IgE.

___ First antibody produced during primary response. 

___ Protects mucous membranes.  

___ Most abundant antibody. 

___ Found on the surface of B cells. 

___ Triggers allergic reactions to allergens.

Match the following choices to the statements in questions 5–7:

a. IgA

b. IgD

c. IgE

d. IgG

e. IgM

Antibodies that protect the fetus and newborn.

Match the following choices to the statements in questions 5–7:

a. IgA

b. IgD

c. IgE

d. IgG

e. IgM

The first antibodies synthesized; especially effective against microorganisms.

Match the following choices to the statements in questions 5–7:

a. IgA

b. IgD

c. IgE

d. IgG

e. IgM

Antibodies that are bound to mast cells and involved in allergic reactions.