Fourteen-year-old Phil experiences muscle growth and notices the growth of body and facial hair. Which hormone is responsible for this change?

A) estrogen
B) testosterone
C) adrenal androgens
D) thyroxine

Answer: B

Psychology

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Which of the following situations illustrates the concept of negative attention and its potential consequences?

a. When a child misbehaves, he is sent out of the class for a specified period of time known as a time-out. b. The parents of a two-year-old pay no attention to the child until she is quiet for least two minutes. c. The second-grade teacher says the entire class must be quiet before the students can leave for recess. Any sounds from the class delay or reduce recess time, so the class remains quiet on cue from the teacher. d. The parents of an 8-year-old boy tend to punish his misbehaviors in front of his siblings, who find his antics during the punishment hilarious.

Psychology

In studies of advertisement-like condition, participants viewed a slide show with attractive visual scenery paired with a brand of toothpaste. Other participants viewed the same images but in an unpaired presentation

Participants in the paired condition ultimately preferred ______. A) another brand of toothpaste B) brushing their teeth outside C) the particular brand of toothpaste paired with the scenery D) the images that did not involve toothpaste

Psychology