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WAEC Biology 2026 Question 38

Question 38

Nervous Coordination

A teacher made a drawing of the brain and asked students to label the part responsible for regulation of heartbeat and respiration. The part that should be labelled is

  1. A.cerebrum
  2. B.cerebellum
  3. C.olfactory lobe
  4. D.medulla oblongata
Show the answer and explanation

Answer: D (medulla oblongata)

Explanation

The medulla oblongata controls involuntary actions such as heartbeat and breathing.