When curare blocks the action of acetylcholine it
a. prevents muscle activation, causing paralysis.
b. stimulates muscle activity, causing convulsions.
c. retards cell growth, causing paralysis.
d. causes neurotransmitters to both inhibit and excite activity.
A
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According to Erik Erikson, psychosocial crises occur __________.
A. in infancy B. throughout the life span C. only in troubled individuals D. generally after age 60
Current thinking on change and stress suggests that
a. change is not inherently or inevitably stressful. b. both positive and negative changes are equally stressful. c. too much change of whatever sort automatically makes one more vulnerable to physical and psychological problems. d. keeping change to a minimum is an effective way to avoid the harmful effects of stress.
How concerned should a parent be if his child scores 82 on an I.Q. test?
What will be an ideal response?
What general category of drug is used in the controlling of pain?
A) Depressants and sedative-hypnotics B) Narcotics C) Psychedelics D) Stimulants