Inhibin-A is produced by?: (A) Sertoli cell, (B) Leydig cell, (C) Hilus cell, (D) Placenta
Answer is D. Ans. D PlacentaRef: Ganong, 25th ed. pg. 409, 425:* Inhibin A is produced by placenta and corpus luteum. It is used in quadruple screening for prenatal detection of down Syndrome.* Inhibin B inhibits FSH in both males and females. It is produced by Sertoli cells in male and granulosa cells in female.