An event that involves actual or threatened death, or serious injury to self or others, and creates intense feelings of fear, helplessness, or horror is defined by DSM-5 as involving
a. feelings of numbness.
b. stress.
c. traumatic stress.
d. eustress.
Answer: c.
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The combination of red and green light results in:
A) blue light. B) white light. C) yellow light. D) an absence of light (black).
After a person takes a placebo, there is
a. a reduction in brain activity linked with pain. b. usually only a small, insignificant effect for most people. c. initially an increase in pain, followed by mild relief. d. an immediate relief of pain, but no change in brain activity linked with this pain.
Based on his pioneering research on hunger, Walter Cannon concluded that
a. peripheral cues for hunger are secondary to central brain mechanisms. b. pressure stimulates the production of enzymes in the stomach. c. stomach cramps are responsible for hunger. d. stomach cramps are a necessary cue, but not a sufficient cue for hunger.
Explain why it is believed that the lateral hypothalamus plays a key role in the control of eating.
What will be an ideal response?