Individuals with anxiety disorders
a) have weak fear circuits.
b) have fear circuits that do not activate correctly when they are fearful or anxious.
c) have an overactive fear circuit.
d) have an underactive amygdala.
c
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Which of the following is a common behavioral symptom of a depressive episode?
a. Decreased need for sleep c. Impaired ability to make decisions b. Sense of hopelessness d. Slowed speech and movement
When children are not changing much cognitively, they __________ more than they __________
A) accommodate; organize B) organize; assimilate C) assimilate; accommodate D) organize; adapt
The deer waits motionlessly, hidden in the thicket as the band of hunters approach. As they get closer, their dogs bark, picking up the scent of their prey
In a futile effort to escape, the deer bolts. Which of the following most accurately describes the nervous system of the hunted deer at this point? a. Its sympathetic nerve fibers are more active than its parasympathetic nerve fibers. b. Its parasympathetic nerve fibers are more active than its sympathetic nerve fibers. c. Both its sympathetic and parasympathetic nerve fibers are equally active. d. Neither its sympathetic nor its parasympathetic nerve fibers are aroused.
You train your dog, Milo, to salivate at the sound of a bell. Then you ring the bell every five minutes and don't follow the ringing with food for Milo. He salivates less and less and finally stops salivating at all when the bell rings
But the next morning, when you ring the bell, Milo salivates! What term is used to explain the reappearance of this response? a. counterconditioning b. instinctive drift c. spontaneous recovery d. stimulus discrimination e. extinction