The ability of some women to detect slightly finer discriminations of color than other women is most likely due to having ____
a. two types of long-wavelength cones
b. more short-wavelength cones
c. shorter optic nerves
d. a larger cortex
a
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The most common coital position in Western culture is
A) side-by-side. B) man-above. C) rear entry. D) women-above.
An increasing proportion of young adults are remaining single. This trend seems to suggest that
A) ?marriage is in danger as a cultural institution. B) ?societal norms are changing. C) ?the next generation will reject marriage at higher rates. D) ?an error was made in the data being compared.
According to cognitive theorists, some people are prone to suffer from problems with anxiety because they tend to
A) ?focus excessive attention on perceived threats. B) ?misinterpret harmless situations as threatening. C) ?selectively recall information that seems threatening. D) ?all of these are true.
During the embryonic period, the ectoderm is formed, which will develop into the __________.
A. skin, hair, nails, sensory organs, and nervous system B. muscles, bones, reproductive system, and circulatory system C. digestive and respiratory systems D. hormonal and endocrine systems