As night approaches, what occurs in the pineal gland?
a) It reduces insulin levels.
b) It stops producing thyroxine.
c) It increases melatonin levels.
d) It increases levels of androgens.
ANS: c
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What did Masters and Johnson confirm that physicians had previously ignored or doubted? a. Many women can have multiple orgasms
b. Vaginal orgasms are more mature than clitoral orgasms. c. Both men and women produce both testosterone and estradiol. d. Genetic differences are responsible for differences in sexual orientation.
Which of the following is the psychosocial crisis of toddlerhood?
a. Initiative versus guilt b. Imitation versus inferiority c. Autonomy versus shame and doubt d. Peer group membership versus despair
Which of the following describes the visual skills of a newborn?
The Tutsi genocide study (that examined the effects of severe maternal trauma on offspring) was unable to definitively conclude that epigenetic processes were responsible for the Tutsi children's compromised capacity to manage stress because ________.
A. the GR gene plays no role in stress-hormone regulation B. the study did not include pregnant Tutsi women who were outside of Rwanda at the time of the genocide C. it did not rule out other potentially contributing factors such unfavorable environmental influences D. individuals with PTSD can have cortisol levels that are or too high or too low.