__________ plays a critical role as a neurotransmitter that stimulates skeletal muscles to contract.
A. Acetylcholine
B. GABA
C. Dopamine
D. Endorphin
Answer: A
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A normal distribution has a mean of ยต = 70 with ? = 12 . If one score is randomly selected from this distribution, what is the probability that the score will be less than X = 76?
a. 0.1915 c. 0.6915 b. 0.3085 d. 0.3830
The conflict of integrity versus despair is characterized by:
a. attempting to make sense out of one's life. b. forming an initial sense of identity c. a sense of great care for the next generation. d. developing a sense of trust.
Which of the following forms of psychological treatment for substance use disorders is not effective?
A. Cognitive behaviour therapy B. Motivational interviewing C. Cue exposure therapy D. Alcoholics Anonymous
Mead reported that gender-role reversal (men as wimps, women as Amazons) was the accepted norm among ____ in New Guinea
a. the Arapesh tribe b. the Tchambuli tribe c. the Mundugumor tribe d. Caucasian expatriate couples employed