Fifty-year-old Carl suffers from a tremor, rigidity, and loss of vocal power. He looks expressionless, as if he were wearing a mask. These symptoms are consistent with a diagnosis of

The textbook mentions all of the following ways in which drugs can affect the brain

EXCEPT a. inhibit the release of neurotransmitters. b. interfere with reuptake. c. reroute action potentials to dendrites. d. mimic the effects of neurotransmitters on postsynaptic receptors. e. stimulate the release of neurotransmitters.

Receptor cells in the retina responsible for color vision are ______

a. bipolar cells b. rods c. ganglion cells d. cones