A GEI is explaining the core components of cardiovascular health during a fitness session. Which of the following statements is true about the cardiovascular system?
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AThe cardiovascular system is responsible for breaking down food into simple nutrients.
BThe cardiovascular system is mainly involved in the production of hormones.
CThere are approximately 50 different types of vessels in the cardiovascular system.
DThe cardiovascular system is primarily responsible for the transport of oxygen and nutrients throughout the body.
✓ Correct answer: D. The cardiovascular system is primarily responsible for the transport of oxygen and nutrients throughout the body.Answer: The cardiovascular system is primarily responsible for the transport of oxygen and nutrients throughout the body. The cardiovascular system, consisting of the heart, blood vessels, and blood, plays a critical role in distributing oxygen, nutrients, and other essential substances to cells while removing waste products. Other systems like the digestive system break down food, and the endocrine system handles hormone production. There are three main types of blood vessels: arteries, veins, and capillaries.
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Theory