The MOST common cause of dementia is
a. Alzheimer's disease
b. Korsakoff's syndrome
c. nutritional deficiencies
d. Huntington's disease
a. Alzheimer's disease
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If what is meant by psychology is the introspective analysis of the mind, then according to Comte, psychology constitutes:
a. metaphysical nonsense b. a possibility c. a valid scientific analysis of the mind d. the groundwork from which a positivistic science could develop
Marijuana, LSD, mescaline, and psilocybin cause their effects by
a. slowing the removal of glutamate after it is released. b. depressing activity in the nervous system. c. simulating the neurotransmitter acetylcholine. d. affecting neurotransmitter systems that carry messages between brain cells.
The term operant refers to the fact that, in operant conditioning:
A) the organism must operate on the environment before consequences can occur. B) reinforcers and punishers operate on the organism to change its behavior. C) the US operates on the CS to change its association with the CR. D) the experimenter operates on the organism to change its behavior.
The development of secondary sexual characteristics:
a. is directly concerned with reproduction. b. provides external signs of the approach of puberty. c. occurs only in boys. d. occurs only in girls.