Which theory proposes that processing in all parts of the nervous system, including the brain, is less efficient as aging takes place?
A. dendrite/axon theory
B. peripheral slowing hypothesis
C. generalized slowing hypothesis
D. decreased myelination theory
Answer: C
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According to the discussion of single women,
a. currently there is a dramatic increase of research about never-married heterosexual women. b. married women are slightly more likely than single women to work outside the home. c. most single women would prefer to marry a less-than-perfect man, rather than to remain single for the remainder of their life. d. in general, married women live longer than single women.
The idea that human development is a holistic process suggests that
a. changes in one aspect of development have important implications for other aspects. b. the development of humans follows a specific sequence. c. during childhood, few differences emerge across humans. d. all areas of development follow a sequence that is independent of the changes that occur in other areas of functioning.
Mrs. Jane's husband was killed in a motorcycle accident six weeks ago. She and her husband have always been your favorite neighbors and you had many fun times together. She is now not as friendly and does not want to share in familiar recreational activities. You should:
a. still keep calling her and informing her of upcoming events b. visit her expecting to just listen c. ask her what tasks you could help her with d. offer to go to a bereavement support group with her e. all of these
Muscle contraction occurs when the myosin cross bridges row along the length of the ______ filaments
a. myosin b. actin c. intrafusal d. extrafusal e. myofibril