The earlier toddlers ________, the sooner they produce two-word utterances at the end of the second year
A) babble
B) coo
C) form word–gesture combinations
D) play peekaboo
Answer: C
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Brain weight increases by 300 percent in the first two years of life primarily because of the growth of
axons. dendrites. neurons. synapses.
The tendency to perceive a door as a rectangular structure regardless of the angle you view it from is called __________
a) size continuity. b) shape continuity. c) shape constancy. d) depth perception.
What does the Flynn effect theorize?
a. Intelligence scores are steadily increasing in modernized countries. b. Intelligence scores are decreasing due to an overreliance on technology. c. Intelligence scores are relatively stable in contrast to improvement in our educational system. d. Intelligence scores are meaningless and should be abandoned.
The peripheral nervous system consists of __________.
A. all the nerve cells that are outside of the brain and the spinal cord B. all nerves in the brain and the spinal cord C. the spinal cord and the autonomic system D. the brain and the autonomic system