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WAEC Biology 1999 Question 20

Question 20

Nervous Coordination

The medulla oblongata controls all the following except

  1. A.heart beat
  2. B.breathing rate
  3. C.blood pressure
  4. D.balance and posture
Show the answer and explanation

Answer: D (balance and posture)

Explanation

Balance and posture are controlled by the cerebellum; the medulla controls automatic actions like heartbeat and breathing.