What Is the Role of Carbon Dioxide in the Body

question 7

Multiple Choice

What is the role of carbon dioxide in the body?

• A) It is a necessary energy source for the brain.
• B) It carries oxygen through the bloodstream.
• C) It triggers the breathing reflex.
• D) It facilitates the contraction of heart tissue.

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Definitions:

Muscular Strength

The greatest level of strength a muscle or group of muscles can demonstrate in one single attempt.

Muscular Endurance

The ability of a muscle to exert force consistently over an extended period without fatigue.

Physically Active

Engaging in bodily movements that expend energy, ranging from light activities to structured exercise.

FITT Formula

A principle for fitness improvement that stands for Frequency, Intensity, Time, and Type of exercise.