The leading genetic cause of intellectual disability is:
a. Fragile X
b. Down syndrome
c. Hydrocephaly
d. Fragile Y
B
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According to Piaget, full cognitive maturity occurs in which stage of cognitive development?
a. concrete operational b. sensorimotor c. preoperational d. accommodational e. formal operational
Being fully awake is to quiet resting as:
A) beta-wave activity is to delta-wave activity. B) sleep spindles are to rapid eye movements. C) beta-wave activity is to alpha-wave activity. D) theta-wave activity is to beta-wave activity.
Many researchers believe that schizophrenia is related to disturbances in the brain's __________ systems
a. serotonin b. acetylcholine c. schizotoxin d. dopamine
On average, women said they wanted __________ sex partners during their lives.
A. two or three B. four or five C. seven or eight D. nine or ten