QUESTION 42 As teens mature, the growth of myelin facilitates the birth of new n
ID: 3463046 • Letter: Q
Question
QUESTION 42
As teens mature, the growth of myelin facilitates
the birth of new nerve cells in the hippocampus.
feelings of attraction toward those of the opposite (or the same) sex.
communication between the frontal lobes and other brain regions.
the development of impulsive risky behaviors.
1 points
QUESTION 43
According to Kohlberg, postconventional morality involves
affirmation of self-defined ethical principles.
unquestioning obedience to authority figures.
strong concern for social approval.
behavior based on self-interest.
1 points
QUESTION 44
For some people, hearing certain sounds may activate color-sensitive regions of the cortex so as to trigger a sensation of color. This phenomenon is called
telepathy.
synesthesia.
kinesthesia.
tinnitus.
1 points
QUESTION 45
Subliminally presented stimuli
can sometimes be consciously perceived.
effectively influence purchases of consumer goods.
are usually mentally processed as completely as any other stimuli.
increase our absolute thresholds for visual images.
1 points
QUESTION 46
The same brand of chocolate truffles tasted better to Julia when she thought they cost $20 a pound than when she thought they cost half that much. This best illustrates the impact of
top-down processing.
precognition.
synesthesia.
the volley principle.
1 points
QUESTION 47
A hungry rat in an operant chamber is reinforced with food after pressing a bar only if a light on the chamber wall is on. If the rat learns to press the bar only when the light is on, this would indicate that the light is a(n)
discriminative stimulus.
negative reinforcer.
primary reinforcer.
unconditioned stimulus.
A.the birth of new nerve cells in the hippocampus.
B.feelings of attraction toward those of the opposite (or the same) sex.
C.communication between the frontal lobes and other brain regions.
D.the development of impulsive risky behaviors.
Explanation / Answer
42 - c
Explanation - The mylein is a sheath which is wrapped around axon and its function is to protect axon and direct the neural impulses. As it growth happens the communication between frontal lobes and other regions of brains are improved.
43 - a
44 - b
45 - a
46 - a
47 - c
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