Receptors on the Müllerian system are to __________ whereas receptors on the Wolffian system are to __________.
A. prevention of growth; inhibition
B. prevention of growth; promotion of growth
C. promotion of growth; prevention of growth
D. excitation; promotion of growth
Answer: B
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How did Thurstone's conceptualization of intelligence differ from Spearman's?
a. Thurstone argued for a single, global intelligence rather than a multidimensional model. b. Thurstone believed that intelligence was almost exclusively nonverbal. c. Thurstone believed the components of intelligence were largely independent, whereas Spearman believed in a single process. d. Thurstone believed intelligence was best measured by physiologic processes.
The Thematic Apperception Test (TAT) can be used to measure:
A. sexual motivation B. hunger and thirst motivation C. the need for achievement D. the need for self-actualization
After Ralph turned 50, he began to have occasional problems with erectile dysfunction
If he asked his physician for a prescription to help with this problem, he should assume that the drugs prescribed would help about _____ of the men that have this problem. a. 25% b. 50% c. 70% d. 95%
What is the neurophysiological basis for the gluytamate theory?
a. Reduced glutamate blocks receptors for serotonin and norepinephrine, triggering anxiety and hallucinations b. Hyperactive NMDA activity stimulates formation of abnormal connections within the brain c. Reduced NMDA activity triggers increase in glutamate and subsequent reductions in dopamine d. Disordered connectivity between the frontal and parietal lobe blocks the release of glutamate, rendering the negative feedback systems of the limbic system inoperative.