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JAMB Biology 1986 Question 25

Question 25

Transport in Animals

The aperture between the left auricle and the left ventricle is guarded by the

  1. A.auricular valve
  2. B.tricuspid valve
  3. C.ventricular valve
  4. D.bicuspid valve.
Show the answer and explanation

Answer: D (bicuspid valve.)

Explanation

The bicuspid (mitral) valve, with two flaps, lies between the left auricle and left ventricle. The tricuspid valve is on the right side.