1-L2

What is the energy content of fats compared to carbohydrates or proteins?

4.5 times
1.5 times
3.5 times
2.2 times (correct)

What is the consequence of a fat-free diet on the absorption of certain vitamins?

Increased absorption
Decreased absorption (correct)
Irreversible damage to vitamins
No effect on absorption

What is the role of essential fatty acids in the body?

They can be synthesized in the body
They are only required in small amounts
They are structural components of cell membranes (correct)
They are not necessary for normal body function

What is the consequence of a negative nitrogen balance?

Tissue wasting and disease (C) Signup and view all the answers

What percentage of body weight is composed of water in a normal weight adult?

50%-60% (B) Signup and view all the answers

What is the purpose of the amino acid pool in the body?

To synthesize new proteins (C) Signup and view all the answers

What is the main goal of maintaining energy balance in the body?

To achieve a healthy body weight (A) Signup and view all the answers

What is the recommended percentage of carbohydrates in a typical Western diet?

55% of total energy intake (B) Signup and view all the answers

What is the energy derived from protein in the diet?

17 kJ/g (C) Signup and view all the answers

What is the recommended daily intake of protein according to the text?

150 gram (C) Signup and view all the answers

What is the term for the quantities of nutrients required for a healthy population?

Recommended Dietary Allowance (RDA) (C) Signup and view all the answers

What is the recommended percentage of fat in the diet according to nutritionists?

30% of total energy intake (D) Signup and view all the answers

What is malnutrition caused by?

LO-6 malabsorption conditions, Coeliac disease, and Crohns disease (C) Signup and view all the answers

What is a common symptom of Marasmus in children?

Diarrhea (B) Signup and view all the answers

What is characteristic of Kwashiorkor in young children?

Generalized edema and hepatomegaly (D) Signup and view all the answers

What constitutes the majority of daily energy expenditure in adults?

Basal metabolic rate (D) Signup and view all the answers

What is associated with a decrease in basal metabolic rate?

Increase in adipose tissue (B) Signup and view all the answers

What is not a recommended method for weight loss?

Total starvation (C) Signup and view all the answers

What is the ideal or desirable body weight associated with?

Lowest mortality (C) Signup and view all the answers

What is Body Mass Index (BMI) calculated as?

Weight in kg divided by square of height in m (C) Signup and view all the answers

What is the unit of measurement for height when calculating BMI?

Meters (C) Signup and view all the answers

Is the formula for calculating BMI different for men and women?

No, the same formula is used for both men and women (D) Signup and view all the answers

What category does an individual fall into if their BMI is under a certain threshold?

Underweight (A) Signup and view all the answers

What is Body Mass Index (BMI) commonly used to estimate?

Ideal body weight (B) Signup and view all the answers

What is the approximate daily energy expenditure for an adult male?

12000 kJ per day (C) Signup and view all the answers

What percentage of daily energy expenditure is attributed to basal metabolic rate?

70% (A) Signup and view all the answers

What is the major factor that contributes to basal metabolic rate?

Skeletal muscle (B) Signup and view all the answers

What is the rough estimation of basal metabolic rate for an adult male?

100 x weight (kg) (C) Signup and view all the answers

What is the effect of increased body weight on basal metabolic rate?

Higher BMR (B) Signup and view all the answers

What is the effect of increased thyroid hormones on basal metabolic rate?

Higher BMR (C) Signup and view all the answers

What is the effect of pregnancy on basal metabolic rate?

Higher BMR (D) Signup and view all the answers

What is the effect of lactation on basal metabolic rate?