Glutamate is the most common excitatory neurochemical in the central nervous system (CNS).

What percent of Americans have been married at least once?

A) 60 B) 70 C) 80 D) 90

Anandamide primarily agonizes

a. N-methyl-D-aspartate receptors. b. Cannabinoid receptors. c. Sigma receptors. d. Presynaptic alpha receptors.