Nutrition- exam 2- Energy Balance and Weight Control

Question 0

Body fat %

Answer 0

5% for men

15% for women

Question 1

How many calories in a pound of fat?

Answer 1

3500

Question 2

Hunger

Answer 2

Physiological need for food

Question 3

Appetite

Answer 3

A desire for food

Question 4

Thermogenesis

Answer 4

Generation of heat

Question 5

Basal metabolism

Answer 5

Minimum amount of energy needed to maintain life at rest

Question 6

Thermic effect of food

Answer 6

Energy required to digest and metabolize food

Usually about 10% of caloric value consumed

Question 7

Frame size

Answer 7

The size of a person’s bone and muscle

Strongly related to genetics

Think Arnold Swartz…. And Jackie Chan. Both are physically fit; they just have different frame sizes.

Question 8

BMI

Answer 8

Body mass index

Bmi= weight in kg / height in (m)^2

[(feet x 12+ extra in.)/39.37]^2

Question 9

BMI underweight

Answer 9

Less than 20

Question 10

Normal BMI

Answer 10

20-25

Question 11

Overweight BMI

Answer 11

25+

Question 12

Obese BMI

Answer 12

30+

Question 13

What is a problem with BMI?

Answer 13

Only one indicator of fitness

Does not take into account muscle is more dense than fat

Question 14

Brown fat

Answer 14

Fat that is broken down for heat, majority in babies

Question 15

Leptin

Answer 15

Hormone, produced by fat cells

Decreases appetite and increases energy expenditure

Research shows defective receptors in overweight people

Question 16

Weight cycling

Answer 16

Not healthy

Repeated losses and gains of weight

Problem is if not maintained in most cases you will gain back more than the 1st time

Going to take longer for you to reach weight loss you reached the 1st time

Question 17

Diuretics

Answer 17

Causes water loss(false weight loss)

Should only be used for medical conditions

Question 18

Misconception about saunas

Answer 18

Sauna does not melt fat off the body

You are losing water weight

Question 19

Misconceptions that running burns more calories than walking

Answer 19

Running and walking burn same amount of calories. Running is jus quicker to achieve the amount.

Question 20

Misconceptions about jiggling

Answer 20

Jiggling a body part on a machine does not take off fat

Question 21

Underweight

Answer 21

Not so good!

Creates fertility problems, fatigue, poor concentration and memory, poor immune systems ( PEM will lead to antibody breakdown)

Question 22

How to gain weight

Answer 22

Eat energy dense foods, eat extra times, drink juice and milk, add extra items to salads

Question 23

Anorexia Nervosa

Answer 23

Self starvation comes from abnormal body image.

Associated with: family problems, a need to control, lack of identity.

Consequences: anemia, heart failure, dry skin, insomnia, diarrhea.

Question 24

Bulimia

Answer 24

Binge eating then vomiting or using laxatives

Socially insecure, depressed, impulsive and worry a lot

Associated with: family problems, alcoholic parents, sexual abuse.

Consequences: poor immune system, fluid and mineral imbalances, arrhythmias, tooth erosion, torn esophagus, kidney and heart failure.

Question 25

Eating disorders affect more than 5 million people in the US

Answer 25

True mostly girls and young women

Question 26

Disjunction between media and obesity

Answer 26

Obesity is rising even though media is pressuring to be smaller

Question 27

Why is obesity rising?

Answer 27

We aren’t eating according to the recommended consumption pyramid.

Our sugar consumption is extremely high. There is sugar in everything.

Portion sizes are usually very huge!

Obesity is not a simple problem, the social economy plays a part.

It’s neither easy nor cheap to cook healthy from scratch.