This hormone is secreted by the corpus luteum during the 2nd half of the cycle:
Progesterone _______ rapidly after ovulation and ____ about 7 days post ovulation.
If ovum has NOT been fertilized, the _____ ______ begins to regress about day ___ and progesterone is ________.
What happens to the endometrium with decreased levels of estrogen and progesterone?
The anterior pituitary produces FSHRF and LHRF.
LH triggers ________ and FSH stimulates ________ follicles in the _____ to grow.
What 2 hormones does the hypothalamus produce?
FSHRF stands for ___________________________.
LHRF stands for _______________________.
FSHRF and LHRF are released into the blood reaching the _______ lobe of the ________ gland.
FSHRF and LHRF cause the anterior pituitary gland to produce LH and FSH.
List the endometrial phases in order: (hint-there are 3 phases)
List the ovary phases in order:
Fill in the ranges for endometrial thickness:1. menstrual: __ - __ mm2. proliferative: __ - __mm3. secretory: __ - __ mm
The ______ phase has high progesterone levels and prepares the endometrium to receive the fertilized egg.(endometrium thickens)
________ is caused by a surge in LH and occurs on the 14th day of the cycle.
The surge in LH causes the dominant follicle to _____, which results in ______ of the mature ovum.
During the _______ _______, 5 to 7 follicles develop in each ovary. By 8-12 days, a single follicle becomes _______ and continues to _______. Other developing follicles in that ovary begin to _____ in size.
The dominant follicle reaches approximately 18-25mm.
The _______ phase occurs days 1-4 and is a discharge of the endometrial lining. During this time, there is a decrease in ________ and _______.
The proliferative phase occurs on days __ - ___, with ovulation on day 14; where lining is shed and the endometrium is starting to thicken.
This phase is the end phase and the endometrial lining is very thick. (days15-28)