The suprachiasmatic nucleus (SCN)
a. is the only biological clock in the body
b. is one of multiple, independent biological clocks in the body.
c. may be viewed as the body's "master clock.".
d. responds more slowly to phase shifts than clocks in other types of tissue.
c
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By the end of the preschool period, the brain's __________ has grown significantly because it has become considerably thicker in connecting the hemispheres.
A. cerebral cortex B. frontal lobe C. hypothalamus D. corpus callosum
In research for the Rorschach, conclusions on validity and reliability are _____
a. mixed c. absolute b. highly consistent d. largely positive
The structure within the cochlea that contains the auditory receptors is called the:
a. pinna b. tympanic membrane c. basilar membrane d. auditory canal
Premenstrual dysphoric disorder (PMDD) a. results from higher than normal levels of LH
b. occurs in the majority of women. c. might involve abnormalities in serotonin function. d. is more likely to occur in older than younger women.