Brain abnormalities associated with Alzheimer's disease include
A) excessive amounts of neurofibrillary tangles and plaques.
B) smaller cerebral ventricles than can be accounted for by normal aging.
C) blocked blood vessels, which may result in tissue death.
D) damage that is confined primarily to the inner layers of brain tissue.
A
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The term free association is associated with which of the following therapeutic endeavors?
A. Applied behavior analysis B. Analytical analysis C. Specific therapies D. Psychoanalysis
Jamal works for a department store that pays him $50 for every three bicycles he assembles. What schedule of reinforcement is Jamal on?
a. variable interval schedule of reinforcement
b. fixed-interval schedule of reinforcement
c. variable ratio schedule of reinforcement
d. none of the above
Correlation coefficients closer to 0 reflect strong relationships
Indicate whether the statement is true or false
Research indicates that summer vacation _____ intelligence scores in children with low socioeconomic status and _____ intelligence scores in children with the very highest socioeconomic status.
A) increases; decreases B) increases; increases to a greater extent C) decreases; decreases to a lesser extent D) decreases; increases