Diet Composition, Weight Loss, and Metabolic Rate Quiz

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What is the primary mechanism by which the body loses weight during caloric restriction?

Increased muscle mass
Increased fat oxidation
Decreased water retention (correct)
Reduced insulin resistance

What is the recommended daily caloric deficit for sustainable weight loss?

1500-2000 kcal
500-1000 kcal (correct)
1000-1500 kcal
250-500 kcal

What is the primary function of electrolytes in the body?

To maintain fluid balance (correct)
To slow gastric emptying
To stimulate metabolic rate
To regulate body temperature

What is the recommended daily fluid intake for women?

2.2L (C) Signup and view all the answers

What is the primary mechanism of heat loss during exercise?

Evaporation (A) Signup and view all the answers

What is the normal range of blood glucose levels in whole blood?

4-5 mmol/L (D) Signup and view all the answers

What is the primary cause of dehydration during exercise?

Decreased fluid intake (C) Signup and view all the answers

What is the recommended composition of glucose electrolyte solutions for exercise?

CHO, NaCl, Potassium (D) Signup and view all the answers

What is the primary effect of high-intensity exercise on gastric emptying?

No effect on gastric emptying (D) Signup and view all the answers

What is the primary cause of hypoglycemia during exercise?

Insufficient glucose delivery to the brain (D) Signup and view all the answers

What factor is most crucial for body composition, as discussed in the text?

Energy balance (B) Signup and view all the answers

Why is a high protein intake considered beneficial, according to the text?

It promotes satiety and preserves muscle mass (C) Signup and view all the answers

What effect does weight loss have on the Resting Metabolic Rate (RMR), as per the information?

RMR decreases with weight loss (D) Signup and view all the answers

Why is rapidly losing weight considered unsustainable, as mentioned in the text?

It correlates with a decrease in RMR (A) Signup and view all the answers

How does alcohol intake affect the body's metabolism, based on the text?

Alcohol interferes with fat oxidation and carbohydrate storage (D) Signup and view all the answers

What is the primary purpose of the Carbohydrate Insulin Model (CIM)?

To indicate the rate of energy and utilization (A) Signup and view all the answers

What is the result of heating oils beyond their smoking points?

Formation of trans fats (A) Signup and view all the answers

What is the role of high-density lipoprotein (HDL) in the body?

To absorb cholesterol from the bloodstream (A) Signup and view all the answers

What is the primary function of phospholipids in the body?

To form cell membranes and play a role in cell structure (B) Signup and view all the answers

What is the recommended daily fat intake for a healthy individual?

1-1.5g/kg (B) Signup and view all the answers

What is the characteristic of a high-quality protein?

It contains all essential amino acids and is highly digestible (B) Signup and view all the answers

What is the primary function of the small intestine in the digestive process?

To absorb nutrients into the bloodstream (B) Signup and view all the answers

What is the result of incomplete fat use and acetyl CoA production in the absence of carbohydrates?

Production of ketones (C) Signup and view all the answers

Which of the following diets is characterized by a high fat intake and a low carbohydrate intake?

Ketogenic diet (C) Signup and view all the answers

What is the role of insulin in energy regulation?

To partition fuels into adipose tissue (B) Signup and view all the answers