Someone in a(n) ____ state alternates between periods of sleep and moderate arousal, although even during the more aroused state, the person shows no awareness of surroundings and no purposeful behavior.
A. unconscious
B. minimally conscious
C. coma
D. vegetative
Answer: D
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Similar concordance rates for a given trait in monozygotic (MZ) and dizygotic (DZ) twins suggests that the trait may be due to
a. genetic causes. b. endocrine causes. c. environmental causes. d. phonotypical causes.
Which of the following statements is true about primary reinforcers?
A) They acquire their value through association with established reinforcers. B) They are effective on the basis of their learning. C) They can also be called conditioned reinforcers. D) They are effective because of an organism's biological makeup.
The most popular pseudopsychology holds that the positions of the stars and planets at the time of one's birth determine personality traits and affect behavior. This pseudopsychology is called
a. astronomy. b. astrology. c. palmistry. d. phrenology.
You have discovered a new vitamin that you believe will improve memory in the elderly. Your best bet for accurately testing the effectiveness of the vitamin would be to use
a. naturalistic observation. b. the experimental method. c. case histories. d. the survey method.