What is a feature of ghrelin?
A) It is a metabolic antagonist of leptin.
B) It stimulates appetite and energy storage.
C) It allows blood levels in the fasting state to correlate directly with body weight.
D) It is released in high amounts from adipocytes during periods of excess energy intake.
Q. 2Intestinal bacteria can benefit our health by ____.
A) increasing bacterial overgrowth
B) decreasing fatty acid production
C) stimulating the immune system
D) stimulating malabsorption
Q. 3What is a feature of leptin?
A) It is an enzyme.
B) It is a satiety signal.
C) It is usually deficient in obese people.
D) It is secreted by the brain and acts on fat cells.
Q. 4Mallory has a colostomy and has been suffering from frequent diarrhea. What food would be most appropriate to help thicken stool output?
A) ice cream
B) green beans
C) oatmeal
D) dried apricots
Q. 5What describes a relationship between leptin and energy balance?
A) Fat cell sensitivity to leptin is higher in obese people.
B) A deficiency of leptin is characteristic of all obese people.
C) Blood levels of leptin usually correlate directly with body fat.
D) Major functions of leptin include an increase in hunger and a decrease in metabolic rate.
Q. 6Which practice may increase gas formation in patients with ostomies?
A) drinking carbonated beverages
B) drinking buttermilk
C) eating parsley
D) eating yogurt
Q. 7What best describes the connection between weight gain and genetics?
A) Obese people can change their genomes but not their epigenomes.
B) Exercise has little, if any, effect on the genetic influence on weight gain.
C) Identical twins are half as likely to weigh the same compared with fraternal twins.
D) Adopted children tend to have body weights similar to their biological parents than their adoptive parents.
Q. 8People with ileostomies need to follow which nutrition practice?
A) chewing food thoroughly
B) drinking 4 to 6 cups of fluid per day
C) taking an antacid prior to meals
D) checking blood glucose levels frequently
Q. 9What is a characteristic of the risk for obesity?
A) It is higher in fraternal than in identical twins.
B) It is associated more with environment than genetics.
C) It is usually higher in people with more brown adipose tissue.
D) It is higher in people who have obese friends, siblings, or spouses.
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