Nutrition Precision Exam Practice 2025 – Comprehensive All-in-One Guide for Success!

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What is the primary function of carbohydrates in the diet?

To provide energy

The primary function of carbohydrates in the diet is to provide energy. Carbohydrates are the body's main source of fuel, especially for the brain and muscles during physical activity. When consumed, carbohydrates are broken down into glucose, which is then utilized by cells to produce adenosine triphosphate (ATP), the energy currency of the body. This process is essential for all bodily functions, including metabolism and physical exertion.

While carbohydrates also play roles in various bodily processes, their foremost contribution is energy supply. Other nutrients, such as proteins and fats, serve different primary functions; for example, proteins are primarily involved in building and repairing tissues. Therefore, understanding the energy-providing role of carbohydrates is crucial for managing dietary choices and ensuring proper energy balance for overall health.

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To build muscle tissue

To regulate body temperature

To transport nutrients

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