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WAEC Biology 1998 Question 22

Question 22

Nervous Coordination

The function of the part labelled II in the diagram is to

Diagram for this question
  1. A.transmit impulse from one end of the cell to the other
  2. B.manufacture food for the cell
  3. C.protect the axon
  4. D.produce energy for the cell
  5. E.detect electrical impulses
Show the answer and explanation

Answer: C (protect the axon)

Explanation

II is the myelin sheath, the fatty covering that insulates and protects the axon and speeds up impulses.