17. Which part of the brain control blood pressure?a) Spinal cord, skull, hypothalamusb) Pons, medulla, cerebellumc) Pons, medulla, pituitaryd) Cord, skull, cerebrum
Question
- Which part of the brain control blood pressure?a) Spinal cord, skull, hypothalamusb) Pons, medulla, cerebellumc) Pons, medulla, pituitaryd) Cord, skull, cerebrum
Solution
The part of the brain that controls blood pressure is the medulla, which is part of the brain stem. Therefore, the correct answer is b) Pons, medulla, cerebellum.
Here's a step-by-step explanation:
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The brain stem, which includes the medulla, pons, and midbrain, is responsible for regulating many automatic functions of the body, including heart rate and blood pressure.
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The medulla, in particular, has control centers for the heart and lungs. It helps regulate heart rate, blood vessel diameter (which impacts blood pressure), breathing rate, and other functions.
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The pons and cerebellum, while not directly involved in blood pressure regulation, are part of the brain stem and play key roles in other automatic and motor functions.
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Therefore, while the pons and cerebellum are not directly involved in blood pressure regulation, they are part of the larger brain stem system that includes the medulla, which does regulate blood pressure. Hence, the correct answer is b) Pons, medulla, cerebellum.
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