The chemicals that relay signals across the synapses between neurons are called:

The DSM-5 criteria for intellectual disability reflect the idea that no single test of _________ should be used to determine diagnosis.

a. developmental progress b. cognitive functioning c. verbal ability d. abstract thinking

After pairing a loud noise with a white rat many times, the sight of the rat would cause little Albert to cry. Crying is an example of a(n) __________

a) unconditioned stimulus. b) conditioned stimulus. c) unconditioned response. d) conditioned response.