During the __________ stage, the developing infant __________
a. zygotic; weighs about 1 ounce
b. embryonic; is most vulnerable to the harmful effects of chemicals
c. zygotic; fetal sex is determined
d. embryonic; has a detectable heartbeat
e. embryonic; slows its growth significantly
b. embryonic; is most vulnerable to the harmful effects of chemicals
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What do the theories of Ellis, Beck, and Lazarus have in common?
a) They all emphasize practical advantages over theoretical orientations. b) They all have a clearly articulated philosophy underlying them. c) They are more pessimistic than optimistic in nature. d) They all explain present behavior in terms of events in a person's childhood.
The findings of the Seattle Longitudinal Study confirm that midlife is a time when
A) verbal, numeric, and spatial abilities decline. B) some of the most complex mental abilities are at their peak. C) inductive reasoning plummets, whereas perceptual speed increases gradually. D) spatial orientation and verbal memory decrease steadily.