Questions: 1. Define: REM sleep, circadian rhythms, parasomnia

2. How many hours of sleep do humans need?

3. Why do we need sleep?

4. How can sleep deprivation impact a person?

5. How do circadian rhythms impact human sleep cycles? .

6. List all the stages of sleep and the significance of each.

7. List and define 3 sleep disorders,

8. Explain the role and significance of dreams.​

Bulimia nervosa is characterized by a. a refusal to eat enough food to maintain normal, healthy body weight and/or the use of measures to produce severe weight loss. b. high fat intake and low level of physical activity. c. alternating binge eating and purging through vomiting, laxatives, or diuretics. d. normal food consumption interrupted by episodes of high consumption, resulting in obesity.

Does nicotine show up in a drug test when u pee in the cup

In a study of a weight loss program, 40 subjects lost a mean of 3.0 lb after 12 months. does the weight loss program have practical significance? a. yes, because the weight loss program worked and the subjects lost a mean of 3.0 lb. b. no, because the mean weight loss of 3.0 lb after one year does not seem to justify the program. c. no, because the sample of 40 subjects was too small to determine if the program was useful. d. yes, because the mean weight loss of 3.0 lb after one year does seems to justify the program.