Body Fat Percentage Classification

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What is the desirable percentage of body fat for men?

14-17%

8-24% (correct)

8-13%

18-21%

What is the percentage of body fat considered as obesity for women?

≥ 32% (correct)

≥ 25%

≥ 30%

≥ 28%

What is the method of assessing body fatness that measures the conductivity of lean tissue and fat tissue?

Underwater weighing

Bioelectrical impedance (correct)

Skinfold measures

Dual-energy X-ray absorptiometry (DEXA)

What is the percentage of body fat considered as essential fat for women?

10-13% (D) Signup and view all the answers

What is the healthy range of body fat percentage for women?

21-26% (B) Signup and view all the answers

What is the method of assessing body fatness that uses a caliper to gauge the thickness of a fold of skin?

Skinfold measures (D) Signup and view all the answers

What is the function of DEXA in the context of obesity?

To differentiate among fat-free soft tissue, fat tissue, and bone tissue (B) Signup and view all the answers

What is the function of leptin in the body?

To regulate appetite and energy expenditure (C) Signup and view all the answers

What is the role of ghrelin in the body?

To initiate physical contractions of an empty stomach (C) Signup and view all the answers

What determines the frequency of meals?

The regulation of satiety by the hypothalamus (C) Signup and view all the answers

What is the role of endorphins in the body?

To stimulate appetite by smelling or seeing food (C) Signup and view all the answers

What is the primary factor that determines body weight?

All of the above (D) Signup and view all the answers

What happens to the number of large cells in individuals with obesity when they lose weight?

The size of the cells decreases, but not the number (C) Signup and view all the answers

What is an example of a metabolic theory that explains why individuals vary with respect to predisposition to overweight and obesity?

Fetal programming theory (D) Signup and view all the answers

What is a factor that can discourage physical activity and contribute to obesity?

Built environment (D) Signup and view all the answers

What is the range of chances of becoming obese if at least one parent is obese?

30-70% (C) Signup and view all the answers

What is a recommended rate of weight loss for a more sustainable outcome?

½-1 Kg/week (C) Signup and view all the answers

What is the primary source of energy for the body during the first day of fasting?

Glycogen (A) Signup and view all the answers

What is the primary goal of a weight loss program during the first 6 months?

Reducing 10% of body weight (A) Signup and view all the answers

Why do men tend to lose weight faster than women of similar size?

Higher lean body mass (LBM) and basal metabolic rate (BMR) (B) Signup and view all the answers

What is the result of rapid weight loss on the body's metabolism?

Decrease in BMR (B) Signup and view all the answers

What is the primary advantage of gradual weight loss over rapid weight loss?

More permanent results (B) Signup and view all the answers

Why does the body not use muscle glycogen to produce glucose?

Because it is reserved for muscle use (D) Signup and view all the answers

What happens when the body's fat stores are depleted or half the body's lean tissue is gone?

Death occurs (D) Signup and view all the answers

Why does the body convert fat to ketones during fasting or starvation?

To feed the nervous system and spare tissue protein (C) Signup and view all the answers

What is the minimum daily intake of carbohydrates recommended to prevent ketosis?

130 g/day (B) Signup and view all the answers

What is the effect of short-term fasting on the body?

It seems to be tolerated (B) Signup and view all the answers

What is the recommended percentage of calories from carbohydrates in the diet?

45-65% (A) Signup and view all the answers

What is the recommended rate of weight loss per week?

0.5 to 1 kg per week (D) Signup and view all the answers

What is the recommended percentage of protein in a weight loss diet?

10 to 35 % (B) Signup and view all the answers

What is the purpose of exercising for 90 minutes most days of the week?

To maintain weight loss (B) Signup and view all the answers

What is the recommended daily caloric intake for a weight loss diet?

1,000 to 1,200 calories (C) Signup and view all the answers

What is the benefit of using exchange lists in a weight loss diet?

To control calorie value (C) Signup and view all the answers

What is the key to changing eating habits in a weight loss diet?

Planning your diet (C) Signup and view all the answers

What is the purpose of substituting foods in a weight loss diet?

To reduce calorie intake (B) Signup and view all the answers

What is the result of a crash diet?

Initial rapid weight loss followed by a plateau period (A) Signup and view all the answers

What is the purpose of behavior modification in a weight loss program?

To change eating habits and develop a healthy exercise program (A) Signup and view all the answers

What is the concept of energy density in a weight loss diet?

Measure of energy provided by food relative to its weight (D) Signup and view all the answers