By the time a person reaches the age of 6, that person's brain has reached _____ of its full adult size
a. less than 50%
b. about 67%
c. about 80%
d. 95% or more
d
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The goals of psychology are to __________.
A. explore the conscious and unconscious functions of the human mind B. understand, compare, and analyze human behavior C. improve psychological well-being in all individuals, from birth until death D. describe, explain, predict, and control behavior
Which theory of olfaction explains that differentÂshaped "holes,"
or "pockets," exist on the surface of olfactory receptors with chemicals producing odors when part of a molecule matches a hole of the same shape? a. trichromatic b. lock-and-key c. opponent process d. gate control
Which contributor is the most likely reason for adolescent impulsivity and risky behavior?
A. attention deficit/hyperactivity disorder B. increased myelination of nerve cells C. a biologically immature prefrontal cortex D. decreases in dopamine sensitivity
If you wanted to enhance creativity, you would want to
a. isolate yourself. b. make a rash decision. c. dig deeper into a problem with logic. d. look for analogies.