You're walking all alone down a dark street when, suddenly, you hear a scream and then footsteps coming closer and closer. Your heart begins to pound, you're scared stiff, and you feel like running. Which part of the nervous system causes your body's
a. the midbrain
b. the somatic nervous system
c. the autonomic nervous system
d. the hippocampus
c
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Which of the following is correct about interpreting the results of statistical tests?
A. Obtaining a probability value of .05 tells us the difference between groups is definitely not caused by chance fluctuation. B. If a probability value falls above .05, then the results will have to be replicated before we can have confidence in them. C. Obtaining a probability value of .05 gives us confidence that the findings are not the result of chance, but does not eliminate this possibility. D. A .05 probability value means there is a 5 percent chance the finding reflects a real difference.
Which pair of memory systems demonstrates the largest decline with age?
a. sensory and primary b. semantic and primary c. episodic and semantic d. working and episodic
Which of the following transports nutrients and waste products?
a. Glial cells b. Neurons c. Dendrites d. Receptors
Damage to the frontal cortex of the brain is most likely to affect the following functions?
a. understanding and producing language c. spatial relations b. musical ability d. decision making