New York Nail Technician License Practice Test

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Arteries are known for their primary function of?

Carrying carbon dioxide
Carrying nutrient-depleted blood
Carrying oxygenated blood
Carrying blood to the lungs

The correct answer is: Carrying oxygenated blood

Arteries are primarily designed to carry oxygenated blood away from the heart to the rest of the body. This function is crucial because oxygen is vital for cellular metabolism and energy production. The majority of arteries in the body, with the notable exception of the pulmonary arteries, transport blood that is rich in oxygen. This oxygen-rich blood is delivered to tissues and organs, facilitating essential functions such as growth, repair, and overall health. While there are other vessels and pathways in the circulatory system that manage deoxygenated blood or carbon dioxide transport, arteries specifically focus on supplying oxygen to tissues. This distinction highlights the importance of oxygenated blood in maintaining life and health, which is why the correct answer emphasizes this primary function of arteries.