Osmund, a 12-year-old, refuses to speak to anyone, pushes his mother away when she tries to hug him, and avoids all forms of social contact. Osmund is most likely to be diagnosed with _____
A) phenylketonuria
B) attention deficit hyperactivity disorder
C) autism
D) Huntington's disease
C
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In Parkinson's disease, which pathway in the brain degenerates?
A. Basal ganglia to cerebellum B. Substantia nigra to caudate nucleus and putamen C. Cerebellum to spinal cord D. Cerebral cortex to spinal cord
The term affect in psychology refers to a person's
A) motivation. B) cognitive ability. C) experiences. D) emotional responses.
If the probability of drawing a member of a population is not equal for all members, then the sample is said to be _________
a. random c. exhaustive b. independent d. biased
Cases of obsessive-compulsive disorder (OCD) caused by __________ have been documented.
A. influenza B. A ?-hemolytic streptococcal infection C. Hutchinson-Guilford progeria D. methemoglobinemia