Questions and Answers
What is the essential function of the heart?
To pump blood through the circulatory system
Where does the deoxygenated blood enter the heart?
Right atrium
What is the function of the tricuspid valve?
To prevent blood from flowing back into the right atrium
Where does the oxygenated blood travel after leaving the lungs?
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How many times does the human heart beat in an average year?
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What is the main function of the cerebrum?
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Which part of the brain is responsible for maintaining balance and regulating motor movements?
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What is the function of the brain stem?
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Which part of the brain is responsible for emotions and survival instincts?
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What percentage of the brain does the cerebrum occupy?
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