Imaging studies in humans given a hypertonic thirst suggest that the ________ is involved in the unpleasantness of osmometric thirst, while the ________ detects the tonicity of the blood plasma.
a. anterior cingulate cortex; lamina terminalis
b. insular cortex; medial amygdala
c. lamina terminalis; anterior cingulate cortex
d. subfornical fornical organ; area postrema
e. medial amygdala; insular cortex
Question 2
Activation of the anterior cingulate cortex would be expected to
a. blunt fluid intake in response to a hypotonic fluid challenge.
b. lower blood pressure.
c. produce overeating to obesity.
d. reflect the thirst state of the subject.
e. result in a hypotonic blood volume.
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