Malcolm is studying alone in his room when he hears a loud noise downstairs. His heart rate and respiration speed up
He wonders if a burglar has entered the house. When he looks downstairs, he sees that his cat just knocked over a plant. He begins to relax and his heart rate and breathing slow down. Which part of his nervous system is working to return him to a normal state?
a) spinal cord
b) somatic nervous system
c) parasympathetic nervous system
d) central nervous system
Answer: c
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A. nicotine B. marijuana C. alcohol D. cocaine
By age fourteen, association with antisocial friends was found to contribute statistically to the tendency to engage in
a. early sexual activity. c. violent behaviors. b. substance abuse. d. deviant behaviors in general.
In Milgram's famous shock experiment, _____ percent of subjects displayed complete compliance
A) 62 B) 72 C) 82 D) 92
Before puberty, sex differences in height, weight, muscle, fat, and body shape are __________.
A. nonexistent B. small C. significant D. very noticeable