Which part of the human brain controls vital autonomic reflexes including cardiac rate, arterial blood pressure, and rhythmic respiration?
Answer and explanation
Correct answer: C. Medulla oblongata
- Step 1: The medulla oblongata forms the lower brainstem connected to the spinal cord. Step 2. It houses the cardiovascular center and medullary respiratory rhythmicity centers. Answer: Medulla oblongata. Why not the others: The cerebellum regulates muscular balance and coordination; cerebral cortex governs conscious thought; thalamus relays sensory inputs.
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