The fact that the nervous system conveys impulses by action potentials instead of electrical conduction causes which of the following?
a. Electrical stimulation would have no effect on brain activity.
b. You are aware of events in your body slightly after they happen.
c. Friends sometimes think the same thought at the same time
d. More of the brain is devoted to vision than to hearing.
b
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The three processes involved in memory are maintenance, elaboration, and forgetting
Indicate whether the statement is true or false
Hubel and Wiesel are known for their experiments on the concept of plasticity. Which part of the visual system did they discover could be altered by visual experience?
a) optic nerve connections b) area V5 c) occular dominance columns d) optic chiasm
Due to the large amounts of time children in village and tribal cultures spend in contact with adult work, ________.
A. assumption of adult roles is met with resistance from children B. make-believe play is more complex and imaginative than in industrialized cultures C. adults restrict children's activities to ones that they feel the child can safely perform D. parents have little need to rely on conversation and play to teach children
When the sympathetic nervous system, a component of the autonomic nervous system, is physiologically aroused, it
A. reduces the heart rate. B. inhibits sweat secretion. C. causes vasodilation of blood vessels. D. prepares the body for action.