How does the hypovolemic thirst signal get from the kidneys to the brain?
A. Signals are sent from the organum vasculosum lamina terminalis.
B. The vagus nerve sends signals from the heart to the brain.
C. The kidneys prompt release and production of hormones renin and angiotensin II.
D. The median preoptic nucleus detects low water volume directly via its blood supply.
Answer: C
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Identify the major clusters of symptoms used in diagnosing acute stress disorder and posttraumatic stress disorder. Give an example of each
Answer:
Which of the following is an example of group polarization?
a. A basketball team—simply by reason of being a cohesive group—automatically identifies another team as a "rival." b. A political committee tends to make more extreme decisions than any of its individual members would alone. c. A group of students tends, automatically, to divide themselves up into several smaller groups or cliques. d. A student council divides itself into two directly opposing points of view when debating new issues.
A repeated-measures t test produces a t statistic of t = 4.00 with df = 12 . If the same data were evaluated with a repeated-measures ANOVA, the F-ratio would have df = 2, 12
Indicate whether the statement is true or false
The "negative" in negative reinforcement and negative punishment means that:
A) the target behaviour increases in frequency. B) a stimulus is removed upon the occurrence of the target behaviour. C) an unpleasant stimulus is presented upon the occurrence of the target behaviour. D) the target behaviour decreases in frequency.