$$\text{Insulin Release} \propto \text{Blood Glucose}$$

Question 1

Which hormone is primarily released from the stomach to signal hunger when it is empty?

Accepted Answer

Ghrelin

Question 2

A person has not eaten for several hours. Which hormones would you expect to be elevated in their blood?

Accepted Answer

Ghrelin and glucagon

Question 3

Which hormone is released in response to increased blood sugar levels after a meal?

Accepted Answer

Insulin

Question 4

Which of the following best describes the role of the hypothalamus in hunger and satiety regulation?

Accepted Answer

It integrates sensory information and signals hunger or satiety.

Question 5

Which hormone is released from the small intestine and promotes satiety by slowing gastric emptying?

Accepted Answer

Cholecystokinin (CCK)

Question 6

A meal high in protein is more likely to promote satiety than a meal high in carbohydrates. Which hormone is most involved in this effect?

Accepted Answer

Cholecystokinin (CCK)

Question 7

Which of the following is a chemical messenger that travels in the blood and binds to a receptor on a target cell?

Accepted Answer

Hormone

Question 8

If the hormone leptin is not working properly, which of the following is most likely to occur?

Accepted Answer

The person will have difficulty regulating hunger and may overeat.

Question 9

Which region of the brain is primarily responsible for integrating hunger and satiety signals?

Accepted Answer

Hypothalamus

Question 10

Which of the following statements about hunger and satiety is TRUE?

Accepted Answer

Proteins contribute more to the feeling of satiety than carbohydrates.

Question 11

A patient with a damaged hypothalamus may experience which of the following symptoms?

Accepted Answer

Difficulty regulating hunger and satiety.

Question 12

Which hormone is released from adipose tissue and signals the brain to reduce food intake?

Accepted Answer

Leptin

Question 13

Which of the following best explains why eating a meal high in fiber can promote satiety?

Accepted Answer

Fiber slows gastric emptying and increases cholecystokinin release.

Question 14

Which hormone is released from the pancreas in response to increased blood glucose and promotes glucose uptake by cells?

Accepted Answer

Insulin

Question 15

Which of the following is NOT a function of cholecystokinin (CCK)?

Accepted Answer

Increases ghrelin release

Question 16

A person eats a large meal high in carbohydrates. Which sequence of hormonal events is most likely to occur?

Accepted Answer

Insulin increases, ghrelin decreases

Question 17

Which of the following equations best represents the relationship between blood glucose and insulin release?

Accepted Answer

$$	ext{Insulin Release} \propto 	ext{Blood Glucose}$$

Question 18

Which hormone is most likely to be elevated in someone who is fasting and experiencing hunger?

Accepted Answer

Ghrelin

Question 19

Which of the following best describes the role of nutrients in food in promoting satiety?

Accepted Answer

Nutrients in food can contribute to satiety by stimulating hormone release.

Question 20

Which of the following is a multi-step process involving both nerve cells and hormones to regulate hunger?

Accepted Answer

Nerve cells detect stomach pressure, signal the hypothalamus, which then triggers hormone release.

Hunger, Satiety, and Hormones: Regulation of Food Intake

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