1. Gorging on food and then vomiting or taking laxatives to avoid gaining weight is called
a. behavioral dieting.
b. fad dieting.
c. purging.
d. bulimia nervosa.
2. You and a friend play three hours of racquetball. Afterwards, you are most likely to prefer
a. plain water.
b. a slightly salty liquid.
c. a beverage containing some alcohol.
d. milk.
3. Buford complains that he can play his tuba beautifully at home, but each time he tries to play at the local talent show he sounds like a bull elk in rutting season. His problem is explained by
a. the Yerkes-Dodson Law.
b. the effects of homeostasis.
c. habituation.
d. biorhythms.
4. Which is a cause of anorexia?
a. sibling rivalry
b. an overly realistic view of normal size
c. food allergies
d. perfectionism
5. At the highest levels of arousal,
a. the individual becomes emotional, frenzied, and disorganized.
b. only biological needs can be met.
c. performance on the most complex tasks improves.
d. intellectual products exhibit great creativity.
6. According to the Cannon-Bard theory,
a. the thalamus plays a central role in producing emotions.
b. the cerebellum must give the go-ahead for emotion.
c. activity in the occipital and parietal lobes happens simultaneously to produce emotion.
d. the sympathetic and parasympathetic nervous systems work in concert.
7. People from different cultures can recognize which facial expressions?
a. fear
b. anger
c. disgust
d. all of these
8. You are feeling a lot of fear, the brain site most likely involved is
a. the midbrain.
b. the left hemisphere.
c. the right hemisphere.
d. the amygdala.
9. If the lateral hypothalamus is destroyed, a rat will
a. drink more water than biologically needed.
b. refuse to drink until forced to do so.
c. eat until it becomes obese.
d. refuse to eat until force fed.
10. Cutting sensory nerves from the stomach, or removing it entirely, causes
a. a total loss of appetite.
b. eating based on recognized need, not internal feelings of hunger.
c. some changes in eating, but hunger still occurs.
d. the need for patients to be "trained" to eat; otherwise, they would inadvertently starve to death.