To keep individuals from urinating at night, antidiuretic hormone (ADH) serves to ____
a. concentrate the urine during sleep hours
b. signal the reticular activating system to wake them up when they need to urinate
c. loosen the bladder walls so that they may hold more urine
d. strengthen the bladder sphincter
a
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To determine the effects of caffeine on alertness, Dr. Clinton has 50 children consume caffeine, while 50 others do not receive caffeine. In order for Dr. Clinton to be able to determine cause-and-effect, she must insure that
A) her participants do not have any choice in whether to participate in the experiment. B) all of her participants currently consume caffeine. C) her participants have about equal amounts of alertness. D) her participants are randomly assigned to view one of the two groups.
When Nicole's car skidded out of control on the slippery highway, she experienced physiological arousal, reacted, and felt fear simultaneously. This illustrates which theory of emotion?
a. attribution theory b. Cannon-Bard theory c. James-Lange theory d. Schachter's cognitive theory