Food, water, pain reduction, sex, and brain stimulation have in common the fact that all are __________ reinforcers
a. primary
b. negative
c. secondary
d. positive
a
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The romance of leadership explains
a. why leaders are loved. b. why so much theory is devoted to the concept of leadership. c. people’s tendency to overestimate a leader’s influence and control. d. why most assume that leadership is an inborn talent. e. sex differences in leadership.
The effective duration of short-term memory, when rehearsal is prevented, is
a. just under a fraction of a second. b. 15-20 seconds or less. c. 1-3 minutes or more. d. indefinite.
REM behavior disorder results from
A) too much sleep. B) not enough sleep. C) the body not experiencing the typical restriction of movement during REM sleep. D) deterioration of the medial hypothalamus.
The degree to which brain development can be altered by experience is called
A) synaptogenesis. B) synaptic pruning. C) vitrification. D) brain plasticity.