A) They have receptors for a specific hormone.
B) They can be anywhere in the body.
C) They are associated with synapses.
D) They can respond to more than one hormone if they have receptors for each one.
E) If a target cell lacks receptors for a hormone then it cannot bind that hormone.

A) are a type of nerve cell.
B) release their secretions onto an epithelial surface.
C) release their secretions directly into body fluids such as blood.
D) contain few vesicles.
E) are modified connective tissue cells.

A) are produced by the adrenal medulla.
B) are derived from cholesterol.
C) are produced by reproductive glands.
D) bind to receptors within the cell.
E) are lipids.