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Questions and Answers
What is the main function of the heart?
What is the main function of the heart?
- Pumping oxygen-rich blood to the body (correct)
- Pumping nutrients to the organs
- Pumping carbon dioxide to the lungs
- Pumping oxygen-depleted blood to the body
How many times does the heart beat per day?
How many times does the heart beat per day?
- 125,000 times
- 50,000 times
- 100,000 times (correct)
- 75,000 times
What are the main types of blood vessels in the circulatory system?
What are the main types of blood vessels in the circulatory system?
- Arteries, Capillaries, Veins (correct)
- Systole, Diastole, Cardiac cycle
- Venae cavae, Pulmonary veins, Coronary sinus
- Arterioles, Venules, Atria
What is the role of blood vessels in the circulatory system?
What is the role of blood vessels in the circulatory system?
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Which organ does the heart carry deoxygenated blood to for oxygenation?
Which organ does the heart carry deoxygenated blood to for oxygenation?
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