The view of modern psychologists regarding instincts is that:
a. They do not exist in humans.
b. Through evolution, instincts either have dropped out or became weakened.
c. They are a major motivator of human behavior.
d. None of the above is true.
B
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If you write a test and you want to make it "standardized," what is one thing you must do?
a. Survey experts in the field about what the test should include. b. Determine the norms. c. Eliminate questions that are too easy. d. Eliminate questions that are too hard.
The wrapping of a waxy sheath of protective myelin on neurons' axons tends to
a. shorten the neurons' lifespan. b. change sensory neurons into motor-control neurons. c. cause slippery physical movements of the axon. d. increase the speed of nerve impulses in the axon.
Positive feedback, including praise, ______
a. dramatically reduces intrinsic motivation b. slightly reduces intrinsic motivation c. has no effect on intrinsic motivation d. may actually increase intrinsic motivation
Which of the following statements regarding research on how factors in middle adulthood predict health in later adulthood is true?
a. Health habits in midlife have little relation to later physical and mental health. b. Education predicts health from middle to late adulthood more strongly than income. c. Alcohol use predicts later health more strongly than smoking. d. There has been no longitudinal research to address this question; therefore researchers have been unable to draw any definitive conclusions.