Ch 7 Post Test

Which mechanism does Xenical, an FDA-approved drug for weight loss, utilize to decrease weight in patients? a. It inhibits pancreatic lipase activity in the GI tract to block digestion of fats. b. It enhances the release of the neurotransmitter norepinephrine, which suppresses appetite. c. It interacts with brain serotonin receptors to increase satiety. d. It increases norepinephrine receptor binding to increase the feeling of fullness. e. It decreases the release of serotonin to increase satiety.

a. It inhibits pancreatic lipase activity in the GI tract to block digestion of fats.

Which enzyme hydrolyzes triglycerides in the blood into fatty acids and glycerol for absorption into the cells? a. lipoprotein lipase b. lipoprotein hydrolase c. lipoprotein ligase d. ghrelin e. leptin

a. lipoprotein lipase

Which drug is FDA approved for weight loss? a. ma huang b. Alli c. OTC weight-loss products d. ephedra e. ephedrine

b. Alli

If food energy is restricted too severely, where does the body acquire the energy required for basal metabolic functions? a. liver b. lean tissue c. heart d. kidney e. nervous tissue

b. lean tissue

The obesity gene codes for _____. a. lipoprotein lipase b. leptin c. ghrelin d. adiponectin e. insulin

b. leptin

Which mechanism does Belviq, an FDA-approved drug for weight loss, utilize to decrease weight in patients? a. It inhibits pancreatic lipase activity in the GI tract to block digestion of fats. b. It enhances the release of the neurotransmitter norepinephrine, which suppresses appetite. c. It interacts with brain serotonin receptors to increase satiety. d. It increases norepinephrine receptor binding to increase the feeling of fullness. e. It decreases the release of serotonin to increase satiety.

c. It interacts with brain serotonin receptors to increase satiety.

In addition to decreasing food intake by decreasing stomach volume, gastric bypass also directly aids in weight loss by _____. a. increasing pancreatic function b. increasing physical activity c. altering gastrointestinal hormones d. decreasing digestion time e. increasing basal metabolic rate

c. altering gastrointestinal hormones

Which hormone stimulates appetite and food intake? a. adiponectin b. gastrin c. ghrelin d. insulin e. leptin

c. ghrelin

The number of fat cells in a human increases most rapidly during which age period? a. birth b. toddler c. late childhood and early puberty d. late puberty e. adulthood

c. late childhood and early puberty

How do some natural remedies cause toxicity? a. They are expensive, so they are not always used as prescribed. b. They are unfairly marketed at people with eating disorders, who are intolerant of many herbs. c. They are used in place of healthy foods, decreasing intake of other important nutrients. d. They are not subject to regulation, and can therefore contain unknown toxins. e. They are not entirely organic, and can be hard to digest.

d. They are not subject to regulation, and can therefore contain unknown toxins.

Fad diets that promote low protein consumption are difficult to follow and achieve results, because when protein levels become too low, _____. a. total caloric intake is decreased below acceptable levels b. sugar levels also decrease c. ketone body production increases d. a person may not feel satiated e. the low levels of proteins produce anxiety

d. a person may not feel satiated

Which factor is NOT part of an obesogenic environment? a. food deserts b. fast food c. screen time d. physical activity e. modern technology

d. physical activity

If a patient needs to gain weight, which strategy would you suggest? a. Increase lean meat consumption instead of peanut butter for protein. b. Eat the soup course before your main course. c. Decrease snacking in order to increase food consumption at meals. d. Drink water instead of juice. e. Consider weight lifting instead of running

e. Consider weight lifting instead of running

A major challenge of developing an effective drug for obesity is to _____. a. provide benefits to both males and females b. generate long term effects with short-term treatments c. avoid drug interactions with other common over-the-counter drugs, such as ibuprofen d. encourage patient compliance e. decrease risks associated with long-term use

e. decrease risks associated with long-term use

The physiological need to eat is referred to as _____, while _____ is the psychological desire to eat. a. appetite; hunger b. hunger; satiation c. satiation; appetite d. appetite; satiation e. hunger; appetite

e. hunger; appetite