The smallest unit in the nervous system is the _________

Early studies of brain tissue that used staining techniques and microscopes from the 19th century described the "nerve net." These early understandings were in error in the sense that the nerve net was believed to be

a. continuous. b. composed of discrete individual units. c. composed of cell bodies, axons, and dendrites. d. composed of neurotransmitters rather than neurons.

If you were working for a political candidate and wanted voters to form relatively stable, long-lasting positive attitudes toward the candidate, you would want to base your advertising campaign around the:

a. peripheral route b. classical route c. central route d. operant route