In the context of physical and mental health, which of the following statements is true of the hormone melatonin?

A. Its secretion leads to the maturing of the sex organs.
B. The timing of its secretion is a gauge of when the brain is ready for sleep.
C. Its secretion leads to the development of body odor.
D. The quantity of its secretion determines the amount of body fat in adolescents.


Answer: B

Psychology

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Anxiety sensitivity is a __________.

A. fear of open spaces B. belief that anxiety will kill C. trait-like belief that certain bodily symptoms may have harmful consequences D. fear that situations in which panic attacks occur will be devastating

Psychology

Underachievement in language and reading among children with conduct problems is most likely mediated by ____

a. truancy b. poor parenting practices c. the presence of ADHD d. co-morbid borderline cognitive abilities

Psychology

Teachers should be aware that students learn in different ways, which are referred to as

a. task implementations. b. learning strategies. c. learning styles. d. learning temperaments.

Psychology

Holden has been diagnosed with an anxiety disorder. He has volunteered to participate in neuroscientific research comparing brain activity among people with anxiety disorders with brain activity among individuals who have not been diagnosed with a psychological disorder. Holden is most likely to show heightened activity in the brain’s ______ network.

a. central executive b. default c. dorsal attention d. salience

Psychology