Nicotine has powerful effects on the brain, spinal cord, peripheral nervous system, and heart by stimulating receptors that are sensitive to
a) serotonin.
b) dopamine.
c) acetylcholine.
d) norepinephrine.
c
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Being left-handed appears to provide a somewhat greater-than-average probability of having _____
A) autism B) dyslexia C) multiple sclerosis D) botulism
Every time somebody flushes a toilet in the house, the shower becomes very cold and causes the person to jump back. Over time, the person begins to jump back automatically after hearing the flush, before the water temperature changes. This is an example of ______.
a. operant conditioning b. classical conditioning c. positive reinforcement d. response cost
One secondary male sex characteristic is __________
a) the penis b) an enlarged larynx c) the testicles d) the prostate gland
An overshadowing procedure begins with the pairing of
A) ?two CSs. B) ?two NSs and a US. C) ?two NSs. D) ?an NS and a US.