An important function of the astrocytes is to regulate the chemical environment of the synaptic gap. In particular, the astrocytes remove excess amounts of which of the following chemicals from the gap?
a. magnesium
b. potassium
c. sodium
d. tetrodotoxin
b
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The life instinct to which Freud attributed most of our behaviors is called
A. id. B. neurotic impulse. C. libido. D. the structural model.
Greg has been abusing a drug that is commonly called "horse" or "dope.". Greg has been abusing the highly addictive narcotic called
a. heroin. b. hashish. c. GHB. d. Haldol.
Dr. Yeadley administers an intelligence test to 100 college freshmen. Two weeks later, Dr. Yeadley returns and administers the same test to these students. By comparing the two scores of these subjects, Dr. Yeadley will determine
A) criterion validity. B) equivalent-forms reliability. C) test-retest reliability. D) objective standardization.
The theories that attempt to learn what characteristics make up personality and how they relate to actual behavior are the __________ theories
a. trait b. humanistic c. social learning d. behaviorist