<prompt> Which of the following is the cause of amenorrhoea in a lactating mother:Increased release of LHIncreased GnRH secretionHyperestrogenic stateIncreased prolactin level  <response>: Ans. d Increased prolactin levelRef.: D.C. Dutta 8th ed. 171, 614; 6th148Breast feeding increases the levels of prolactin which lead to the following consequences: Reduced ovarian response to FSH leading to hypo- estrogenic stateQ Suppression of LH release thereby preventing LH surge and inhibiting ovulationQ Reduces GnRH secretion 