Question 1

Which of the following best describes the concept of homeostasis?

Accepted Answer

The body's processes allowing it to maintain stable internal states in response to external environment.

Question 2

A person feels hungry after skipping breakfast. Which physiological process is most directly responsible for signaling this hunger?

Accepted Answer

Low glucose levels detected by glucostats.

Question 3

Which brain region acts as the 'on' switch for hunger?

Accepted Answer

Lateral hypothalamus

Question 4

What is the role of cholecystokinin (CCK) in appetite regulation?

Accepted Answer

It signals satiation and decreases appetite.

Question 5

Which of the following best illustrates the concept of unit bias?

Accepted Answer

Assuming the portion size served is the appropriate amount to eat.

Question 6

A person eats more food at a party because everyone else is eating large portions. This behavior is best explained by:

Accepted Answer

Modelling

Question 7

Which hormone is released in response to food intake and signals the hypothalamus to decrease appetite?

Accepted Answer

Cholecystokinin (CCK)

Question 8

Which of the following is NOT a possible cause of eating disorders such as anorexia nervosa or bulimia nervosa?

Accepted Answer

High levels of dopamine from eating fatty foods

Question 9

According to the reproduction suppression hypothesis, why might women with less partner support engage in dieting behaviors?

Accepted Answer

To regain a sense of control, which may lead to amenorrhea

Question 10

Which of the following statements about bulimia nervosa is TRUE?

Accepted Answer

It involves binging and purging, with purging occurring at least twice per week for 3 months.

Question 11

Which process describes motivation that is influenced by both current needs and the anticipation of future needs?

Accepted Answer

Allostasis

Question 12

If a person continues to eat the same food repeatedly, which neurotransmitter's levels are likely to decrease, reducing the food's rewarding effect?

Accepted Answer

Dopamine

Question 13

Which of the following best explains why humans evolutionarily crave foods high in carbohydrates and fats?

Accepted Answer

These foods provide higher energy for conservation.

Question 14

A person eats less at a formal dinner because they want to appear polite and restrained. This is an example of:

Accepted Answer

Impression management

Question 15

Which of the following is a biological trigger that communicates to the body to seek out something it is deprived of?

Accepted Answer

Drive

Question 16

Which of the following best describes social facilitation in the context of eating behavior?

Accepted Answer

Being encouraged to eat more by social pressures

Question 17

Which brain region inhibits the lateral hypothalamus to help regulate hunger?

Accepted Answer

Paraventricular hypothalamus

Question 18

Which of the following is a correct sequence describing the hunger cycle?

Accepted Answer

Hunger decreases, glucose levels decrease, hunger increases again

Question 19

Which of the following is a characteristic of anorexia nervosa?

Accepted Answer

Body weight less than 85% of normal for age and height

Question 20

Which of the following best describes the relationship between insulin and hunger?

Accepted Answer

Higher insulin levels are detected by the hypothalamus and signify to not be hungry anymore.

Motivation, Hunger, and Eating Disorders: Psychological and Biological Perspectives

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