What is the function of myelin?
a. to serve as a structure for neurons
b. to monitor neural activity
c. to speed up the neural impulse
d. to produce neurotransmitters
e. to receive signals from other neurons
c. to speed up the neural impulse
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The activation of the adrenal glands in late middle childhood, and initial development of secondary sexual characteristics and sexual attraction, is called
a. adrenarche. b. gonadarche. c. puberty. d. the adolescent growth spurt.
The Binet-Simon scale was originally developed to __________
a. identify children who might have difficulty in school b. identify gifted children c. measure scholastic achievement d. measure the intelligence of normal children
One way researchers define obesity is by BMI (body mass index). What BMI range has most often been used to define obesity?
a) 15-19.9 b) 20-24.9 c) 25-29.9 d) 30 or greater
Catherine is interested in the sleep spindles and K-complexes observed on EEG recordings during sleep. Which of the following methods might she use to increase their occurrence?
A. Decrease the amount of artificial light the participant is exposed to prior to sleep. B. Decrease the amount of noise and interruptions while the participant is falling asleep. C. Increase the amount of interruptions while the participant is trying to sleep. D. Increase the amount of moderate, ambient noise the participant needs to tune out in order to sleep.