Index

A

abused drugs. See drugs, of abuse

abusers, defined, 1

acetylcholine

breaking down, 46-47

dopamine and, 80-81

nicotine’s effect on, 104, 141-142

ACTH hormone, 116

action potential, 39-40

addiction

defined, 127, 134

drug addiction. See drug addiction

eating disorders, 130-132

as excuse, 133

gambling, 127-130

helpfulness in studying all addictions, 9

nonregular rewards and, 20-21

as scare tactic, 133

sexual addiction, 130

addictive properties of drugs, harmful effects versus, 137-138

addicts, defined, 2

adenosine, 152

Adler, Martin, 174

adolescents

drug addiction in, 164-166

vulnerability to drug use in, 107-109

adrenal glands, 116-117

age differences in drug addiction

adolescents, 164-166

elderly adults, 167

airline pilots, marijuana testing on, 154