Research suggests that, with age, regular exercise contributes to which of the following?
a) less loss of muscle fiber
b) increased bone fractures
c) worse performance on mental tests and increase in brain tissue
d) cognitive loss
Ans: b) increased bone fractures
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Research psychologists typically use convenience samples—groups of people who are easily recruited and studied. A ________ sample would be most accurate because it consists of a larger group of the population of interest
a. representative b. specific c. cross-sectional d. easily measured
Which is NOT known to help prevent or slow osteoporosis?
a. Calcium supplements b. Weight-bearing exercise c. Hormone replacement therapy d. MAO inhibitors
Psychologists consider emotions, thoughts, memories, and observable acts to be characterized as ______.
A. cognitions B. behaviors C. processes D. mysteries of the mind
Repeatedly presenting a CS by itself will result in ________
a. extinction b. spontaneous recovery c. stimulus discrimination d. stimulus generalization