Recruitment proceeds in a way that ensures that the
A. least amount of energy and force possible will be used to do a job.
B. greatest amount of energy and force possible will be used to do a job.
C. fastest fibers will be recruited first to produce optimum reaction time.
D. fibers with the greatest oxygen requirements will be used only when absolutely necessary for survival.
Answer: A
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Research on the Alcoholics Anonymous program suggests that it is ____
a. superior to individual psychotherapy b. associated with increased feelings of self-efficacy, active coping, and the motivation to stop drinking, which are all predictors of a positive outcome c. superior to hospitalization d. effective for 95 percent of members who remain in the program for a period of two years
For adults, positive emotions decline with age while negative emotions increase
Indicate whether this statement is true or false.
O'Boyle et al. (2005) studied mathematically gifted male adolescents as they performed a mental rotation task and found
A) no differences between gifted and normal males in brain activation patterns. B) that gifted males activate a larger number of brain areas than normal males. C) normal males activate a larger number of brain areas than gifted males. D) gifted males activate the temporal and occipital cortex more than normal males.
Myelin covers which part(s) of the neuron?
a. soma b. dendrite c. axon d. all of these parts