A substance that is a positive reinforcer
a. increases behavior by adding a positive reward.
b. decreases a behavior by adding a positive reward.
c. increases behavior by taking away something bad.
d. decreases behavior by taking away something bad.
e. is equally as powerful as a negative reinforcer.
Answer: a. increases behavior by adding a positive reward.
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While Walter is out riding, his horse suddenly rears up when a small animal scurries across the path. Based on the Cannon-Bard theory of emotions, Walter should report,
a. "I feel terrified because my heart is racing.". b. "My heart is racing because I am terrified.". c. "My racing heart must mean I'm terrified because this situation is dangerous.". d. "The rearing of the horse makes my heart race and it makes me feel terrified.".
Dr. McCurnin says that the brain has its own factory that makes pain killers. Dr. McCurnin is:
A. describing a theory B. making a reference to neurotransmitters C. referring to endorphins D. wrong
A person with which personality disorder would have an extremely unstable self-image, would be moody, extremely sensitive to any hint of criticism or rejection by others, and unable to form stable relationships?
a. borderline b. histrionic c. narcissistic d. dependent
Cretinism in children results from
a. hyperthyroidism. c. a deficiency in thyroxin. b. hyperglycemia. d. too much thyroxin.