Gonadotropins are released.
Pituitary detects an increase in the hormone signal.
Uterus detects an increase in the hormone signal.
Ovaries detect an increase in the hormone signal.
Estrogen production increases.
Endometrium thickens.
Ovaries detect an increase in the hormone signal.
Uterus detects an increase in the hormone signal.
Pituitary detects an increase in the hormone signal.
Gonadotropins are released.
Estrogen production increases.
Endometrium thickens.
Pituitary detects an increase in the hormone signal.
Gonadotropins are released.
Ovaries detect an increase in the hormone signal.
Estrogen production increases.
Uterus detects an increase in the hormone signal.
Endometrium thickens.
Gonadotropins are released.
Ovaries detect an increase in the hormone signal.
Pituitary detects an increase in the hormone signal.
Estrogen production increases.
Endometrium thickens.
Uterus detects an increase in the hormone signal.