Progesterone vs Metestrus - What's the difference?
progesterone | metestrus |
(steroid hormone, uncountable) A steroid hormone, secreted by the ovaries, whose function is to prepare the uterus for the implantation of a fertilized ovum and to maintain pregnancy.
(steroid drug, countable) A synthetic version of the compound, used in contraceptive pills and other pharmaceutical products.
A phase of the oestrus cycle where the signs of oestrogen stimulation subside, the corpus luteum starts to form, and the uterine lining begins to secrete small amounts of progesterone.
