A 16-year-old female has not yet staed having menstrual cycles. Her secondary sex characteristics appear normal as does external examination of her genitalia. She is given an intramuscular injection of progesterone and 5 days later she has her first period. The mechanism responsible for the delay in menses is :-
A 16-year-old female has not yet staed having menstrual cycles. Her secondary sex characteristics appear normal as does external examination of her genitalia. She is given an intramuscular injection of progesterone and 5 days later she has her first period. The mechanism responsible for the delay in menses is :-
💡 Explanation
A 16-year-old female has not yet staed having menstrual cycles. Her secondary sex characteristics appear normal as does external examination of her genitalia. She is given an intramuscular injection of progesterone and 5 days later she has her first period. The mechanism responsible for the delay in menses is :-
✓ Correct Answer: D. A normal constitutional delay in menarche
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