Question 1:

What is metabolism?

Explanation: Metabolism refers to the processes in the body that convert food into energy and building blocks for the body's cells, tissues, and organs.

Question 2:

What is basal metabolic rate (BMR)?

Explanation: Basal metabolic rate (BMR) is the rate at which your body burns calories at rest to maintain basic functions such as breathing, circulating blood, and regulating body temperature.

Question 3:

Which of the following factors can affect metabolism?

Explanation: All of the above factors can affect metabolism. Age, gender, body size, body composition, and hormonal levels can influence the rate at which the body burns calories and processes nutrients.

Question 4:

What is the thermic effect of food (TEF)?

Explanation: The thermic effect of food (TEF) refers to the energy expended during the digestion, absorption, and metabolism of food. It accounts for a portion of the total energy expenditure.

Question 5:

What is the primary source of energy expenditure in the body?

Explanation: Basal metabolic rate (BMR) is the primary source of energy expenditure in the body. It accounts for the majority of the calories burned at rest, while physical activity, TEF, and NEAT contribute to additional energy expenditure.