Fragile X syndrome is diagnosed most frequently in
a. females.
b. males.
c. Eastern European Jews.
d. African-Americans.
b. males.
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At age 6, Allison's temper tantrums are more frequent and intense than her same-aged peers. Allison's behavior may be considered pathological based on which of these criteria?
a. violation of sociocultural norms b. meeting the definition of a specific mental health disorder c. statistical deviance from peers d. major emotional maladjustment
By the age of ____, a child's auditory map for phonetic discrimination is complete
a. 1 month b. 6 months c. 1 year d. 5 years
Which of the following can either be the onset of an unpleasant event or the removal of a positive state of affairs?
a. negative reinforcement. b. punishment. c. a primary threat. d. discriminative stimuli.
A circadian rhythm is
a. a cycle of lunar phases. b. an old method of birth control. c. a cycle connected to the 24-hour period of earth's rotation. d. a cycle of wakefulness based on meteorological conditions.