Question 1

The RDA for calcium changes from _____ to _____at the age of 19.

Accepted Answer

The RDA for calcium decreases from 1300 mg to 1000 mg at the age of 19. This is because the period of rapid growth during adolescence requires a higher intake of calcium, which decreases once an individual reaches adulthood.

Question 2

Self-evaluation is unduly influenced by body weight and shape is a characteristic of which of the following eating disorders?

Accepted Answer

Both anorexia nervosa and bulimia nervosa involve an undue influence of body weight and shape on self-evaluation. Binge eating disorder does not typically involve this characteristic, but since both A and B do, the correct answer is D, "All of the above."

Question 3

Most individuals with this/these eating disorder(s)tend to be overweight.

Accepted Answer

Binge eating disorder is the only one of the options that typically presents with overweight or obesity as a symptom. Anorexia nervosa is characterized by a fear of weight gain and severe restriction of food intake, while bulimia nervosa involves episodes of binge eating followed by purging behaviors (such as vomiting or laxative use).

Question 4

Factors influencing weight gain during the first year of college include all of the following,EXCEPT:

Accepted Answer

Decreased food options in dining halls is not a factor that would contribute to weight gain during the first year of college. The other options all involve increased access to calorie-dense foods and decreased physical activity, which can lead to weight gain.

Question 5

What is a potential determinant of eating behavior in college-aged individuals?

Accepted Answer

All of the options (personal food preferences, nutrition knowledge, economic factors, and social and cultural influences) can potentially influence the eating behavior of college-aged individuals. Personal food preferences may lead to the selection of certain foods over others. Nutrition knowledge may affect the types and amounts of food consumed. Economic factors, such as financial resources, may impact access to certain types of food. Social and cultural influences, such as peer pressure or cultural food traditions, may also affect food choices. Therefore, all of the options are potential determinants of eating behavior in college-aged individuals.

Question 6

A person chooses an inexpensive bag of chips over a more expensive fresh fruit salad.The person is influenced by:

Accepted Answer

The answer of A person chooses an inexpensive bag of...

Question 7

Recurrent episodes of eating significantly more food in a shorter period than most people would eat in a similar period WITHOUT compensatory behavior (that is,purging)is a characteristic of which eating disorders?

Accepted Answer

Recurrent episodes of binge eating without compensatory behavior is a characteristic of binge eating disorder. Anorexia nervosa is characterized by restrictive eating and fear of weight gain, while bulimia nervosa involves binge eating followed by compensatory behaviors such as purging, fasting, or excessive exercise.

Question 8

Excessive dietary restriction that leads to severe weight loss is a characteristic of which of the following eating disorders?

Accepted Answer

Excessive dietary restriction and severe weight loss are the primary symptoms of anorexia nervosa. Binge eating disorder is characterized by recurrent episodes of binge eating without compensatory behaviors, and bulimia nervosa involves a cycle of binge eating followed by compensatory behaviors such as purging or excessive exercise. Therefore, the correct answer is A, anorexia nervosa.

Question 9

A person chooses a food item based on their friend's food choices (the "I'll have what she or he is having" phenomenon).The person is influenced by:

Accepted Answer

The person is being influenced by social factors, specifically the behavior of their friend. They are likely trying to fit in or conform to social norms within their group, which can often impact food choices. This phenomenon is a form of social influence known as informational social influence, in which an individual looks to others to determine the correct or appropriate behavior in a given situation.

Question 10

Which of the following is NOT a characteristic of an eating disorder?

Accepted Answer

Eating disorders are typically characterized by unhealthy relationships with food, weight, and body image, and they often interfere with various aspects of life. They can be reactions to stress or serve as coping mechanisms for emotions. However, a concern for attaining proper nutrition is generally not a characteristic of an eating disorder; rather, it is a healthy approach to eating.

Question 11

The RDA for iron changes from _____ to _____ in young men at the age of 19.

Accepted Answer

The RDA for iron decreases from 11 mg to 8 mg in young men at the age of 19, reflecting a reduced need for iron after the rapid growth phase of adolescence.

Question 12

What is the average weight gain for students in their first year in college?

Accepted Answer

The answer of What is the average weight gain for...

Question 13

According to the National Eating Disorder Association,which group has the highest prevalence of eating disorders?

Accepted Answer

According to the National Eating Disorder Association, college students have the highest prevalence of eating disorders, with an estimated 10-20% of college women and 4-10% of college men experiencing an eating disorder at some point during their college career. While eating disorders can affect individuals of all ages, genders, and backgrounds, college students are particularly vulnerable due to the stressors and pressures associated with college life.

Question 14

Taking a nutrition class during college has been shown to increase intake of fruits and vegetables.This is an example of which food-intake influence?

Accepted Answer

Nutrition knowledge. Taking a nutrition class during college provides individuals with an opportunity to learn about the health benefits of consuming fruits and vegetables, which can influence their food choices and increase their intake.

Question 15

All of the following are physiological and nutritional changes that occur from adolescence into late adolescence,EXCEPT:

Accepted Answer

The statement "girls gain more bone mass than boys" is false. In fact, boys gain more bone mass than girls during adolescence.

Question 16

Depression,anxiety,and low self-esteem are characteristics of which of the following eating disorders?

Accepted Answer

Depression, anxiety, and low self-esteem are common characteristics of all three eating disorders listed: anorexia nervosa, bulimia nervosa, and binge eating disorder.

Question 17

Despite 75% of college freshman gaining weight,most will lose the extra weight during subsequent years.

Accepted Answer

According to research, only one-third of college students actually lose the weight they gain during their freshman year, while another third continue to gain weight throughout college. So, the statement that "most will lose the extra weight during subsequent years" is false.

Question 18

Frequent episodes (once a week for at least three months)of binge eating followed by inappropriate purging (that is,self-induced vomiting,excessive exercise,use of laxatives)is a characteristic of which of the following eating disorders?

Accepted Answer

The description given matches the criteria for Bulimia Nervosa as stated in the DSM-5 (Diagnostic and Statistical Manual of Mental Disorders, 5th edition). Anorexia Nervosa is characterized by restrictive eating and a distorted body image, while Binge Eating Disorder involves episodes of binge eating without purging behavior. Therefore, options A and C are incorrect. Option D is also incorrect as only one disorder, Bulimia Nervosa, matches the description given. Option E is also incorrect as at least one disorder, Bulimia Nervosa, matches the description.

Question 19

Which of the following is NOT a potential reason why a young adult is consuming insufficient calcium?

Accepted Answer

Regular consumption of yogurt provides a good source of calcium, so it cannot be a reason for insufficient calcium consumption.

Question 20

The change in RDA for iron from adolescence (14-18 years of age)to 19 years of age can be explained by

Accepted Answer

The change in RDA for iron from adolescence to 19 years of age can be explained by the cessation of growth for many older teens and the need to replace iron lost through menstruation. Iron deficiency anemia is more common in women aged 19 to 49, but this is not the main reason for the change in RDA.

Quiz 19: The College Years

The RDA for calcium changes from _ to _at the age of 19.

Self-evaluation is unduly influenced by body weight and shape is a characteristic of which of the following eating disorders?

Most individuals with this/these eating disorder(s) tend to be overweight.