Walk and Gibson (1961) demonstrated that infants tend to respond to visual cues for depth by the time they are able to _______
a. crawl c. sit up
b. talk d. walk
A
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Regarding handedness, which of the following statements is FALSE?
a. Prenatal hormones, genetics, and social factors all influence the development of handedness. b. Males are more likely than females to be left-handed. c. About 95% of fetuses suck their right thumbs. d. When one parent is left-handed and one parent is right-handed, the chances of their offspring being left- handed are 1 in 2. e. Around 5% of the population is left-handed.
Boundaries between abnormal versus normal functioning are ____
a. scientifically defined b. relatively arbitrary c. well-established d. determined by each family
The two cerebral hemispheres are connected by the
a. anterior commissure and the corpus callosum b. anterior and medial commissures. c. medial commissure and the corpus callosum. d. arcuate fasciculus and the corpus callosum.
As children’s bodies become more streamlined and less top-heavy, __________
A) balance improves greatly B) their center of gravity shifts upward C) gross-motor development slows D) fine-motor development slows