This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endocrinology, Subject name: Physiology
FSH and LH are both inhibited by 
Select and explain. 
A. Coisol, B. Aldosterone, C. Estrogen, D. Progesterone
C: Estrogen
Answer: C: Estrogen 
Explanation: FSH causes Oestrogen release and oestrogen inhibits FSH. LH stimulates both oestrogen and progesterone production. Before ovulation LH release is stimulated by oestrogen but after ovulation it is inhibited by both oestrogen and progesterone Ref: guyton and hall textbook of medical physiology 12 edition page number:636,637,638