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29 Cards in this Set

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Found in men and women, produced by fast cells in periferia.

Estrogen

Produced in ovaries, Strongest and most abundant estrogen in women.

Estradiol

Produced by placenta, less potency estrogen.

Estriol

What are the function of Estrogen?

Development of genitalia and breast, female fat distribution


Growth of follicle, endometrial proliferation, Increase in myometrial excitability


Upregylation of estrogen, LH, and progesterone receptors,


Stimulation of prolactin secretion increases in transport proteins, SHBG; increase inHDL; decrease in LDL.


Estrogen receptors expressed in the

Cytoplasm

Desmolase in the theca cell is stimulated by?

LH

Aromatase in Granulosa cell is stimulated by?

FSH

What enzyme converts androstenedione into estrogens in Granulosa cell?

Aromatase

What enzyme convert Cholesterol into androstenedione in theca cell?

Desmolase

Progesterone is produced by

Corpus luteum


Placenta


Adrenal cortex


Teste

What are the functions of Progesterone?

Stimulation of endometrial glandular secretions and spiral artery development.


Maintenance of pregnancy.


Decrease in myometrial excitability.


Productio on thick cervical mucus, which inhibits sperm entry the uterus.


Body temperature.


Inhibition of gonadotropins.


Uterine smooth muscle relaxation.


decreases in estrogen receptor.

What are the phases of the menstrual cycle?

Proliferative phase or Follicular(Maturing graafian follicle)



Secretory phase or Luteal( ovulation, Corpus luteum, Mestruation)


In the menstrual cycle what phase is usually constant for 14 days?

Luteal

Ovulation days + 14 days =

Menstruation

Follicular growth is fastest during what week of the menstrual cylce?

2nd week of the proliferative phase

What is oligomenorrhea?

> 35 day cycle

What is polymenorrhe?

<21 day cycle

What is metrirrhagia?

intermenstrual bleeding;


frequent but irregular menstruation

What is menorrhagia?

(haevy menstrual bleeding)


>80mL blood loss or >7 days of menses

What is menometrorrhagia?

Heavy, irrgular menstruation at irregular intervals.

Formed after ovulation, produces progesterone and estrogen in the luteal phase, lifespan 13-14 days

Corpus luteum

If BhCG form placenta is present, what happen with the corpus luteum?

The lifespam of the corpus luteum will exted to 6-7 weeks until the placenta is able to prouce its own progesterone

What oocyte is arrested in prophase 1 until ovulation?

first oocyte

What oocyte is arrested in metaphase 2 until fertilazion?

second oocyte

First oocyte begin miosis 1 during?

Fetal life

When is second oocyte degenerates?

if fertilization does not occur

What are the layers of the endometrium?

Stratum basale


Stratum spongiosum


Stratum compactum


Which layers are shed during menstruation?

Stratum compactum


stratum spongiosum


When does the basal body temperature increase in relation to ovulation?

24 hours after ovulation