BIOL 404-Exam 4-Reproduction 13

What hormone provides negative feedback on FSH production in the anterior pituitary but has no effect on LH levels?

What is the general action of the Granulosa cells during the follicular stage?

What cells nourish the oocyte during the follicular stage?

What paracrine action do Granulosa cells produce?

What cells produce a stimulus for the Theca cells to grow?

Where are Antral fluids found?

What cells help in the production of antral fluids?

Receptors for what hormones are found on Granulosa cells?

What cells in the female gonads have FSH and estrogen receptors?

During what time period do Luteinizing hormone receptors develop on the granulosa cells?

What receptors develop on Granulosa cells during days 7-14?

What cells produce Inhibin?

What causes the spike in LH and FSH at ovulation?

What is the effect of large amounts of estrogen providing positive feedback on the hypothalamus and anterior pituitary?

What hormones are produced by the Corpus luteum?

What provides negative feedback on the anterior pituitary and hypothalamus causing a drop in Estrogens and Progesterone?

What time period does positive feedback play a role in teh ovarian cycle?

LH causes Theca cells to produce androgens an what else?

Progesterone is under the control of what other hormone?

What causes the membrane rupture that facilitates ovulation?

What drives the change in the endometerium thickness during the first 14 days of the menstrual cycle?

What drives the change in endometrium during days 15-28 of the menstrual cycle?

The endometrium under the pressures of progesterone has what characteristics?

The endometrium under the pressure of only estrogen has what can be described as what?