What explanation of each problem is most likely?
1. April always has trouble tasting foods, especially those with subtle flavors.
2. May, a rock musician, does not hear as well as she used to.
3. June has chronic shoulder pain, though the injury that initially caused it seems to have healed. (Hint: Think about the gate-control theory.)
1. April may have an impaired sense of smell, possibly due to disease, illness, or cigarette smoking.
2. Hearing impairment has many causes, but in May's case, we might suspect that prolonged exposure to loud music has damaged the hair cells of her cochlea.
3. Nerve fibers that normally close the pain "gate" may have been damaged, or a matrix of cells in the brain may be producing abnormal activity. Changes in the sensitivity of nerve cells in the central nervous system could also be involved.
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Research on the effects of helping in cross-race versus same-race situations shows that
a. people are more likely to help those of their own race. b. people are more likely to help those of a different race. c. there is not a consistent relationship between racial similarity and helping. d. there is a strong tendency for people help persons of all races equally.
Any stimulus or event that decreases the probability of the behaviour that led to it is termed a(n):
A) conditioned stimulus. B) unconditioned stimulus. C) punisher. D) reinforcer.
Which of the following is NOT a part of showing "openness to the other"?
a. agreeing with the other person and turning one's back on your own culture b. being motivated to try to "break the prejudice habit" c. being motivated to accept the values of tolerance and equality d. using repeated efforts to learn to think, feel, and act differently and resist intolerant thoughts
A method of medicated delivery that allows a woman to feel sensations and move her legs so she is able to participate in childbirth is the
A. general anesthesia. B. "walking epidural." C. anesthesia block. D. narcotic injection.