LECT 15- Female Reproductive system

Question 1

what cavity do the ovaries lie within

Answer 1

peritoneal cavity

Question 2

what type of cells cover the surface of the ovary

Answer 2

single layer of cuboidal cells

Question 3

what do primordial germ cells arise from

Answer 3

embryonic yolk sac

Question 4

when does oogenesis begin

Answer 4

during fetal life

Question 5

at what stage does the primary oocyte arrest

Answer 5

prophase 1

Question 6

what stage is absent in meiosis 2 that occurs in meiosis 1

Answer 6

S phase

Question 7

what is the oocyte of a primordial follicle surrounded by

Answer 7

single layer of squamous cells

Question 8

what is the main hormonal influence of the primary follicle

Answer 8

FSH

Question 9

what produces FSH

Answer 9

pituitary

Question 10

what type of epithelial layer do follicular/granulosa cells form in primary follicles

Answer 10

single layer of cuboidal cells

Question 11

what is the main component of the zone pellucida

Answer 11

glycoprotein

Question 12

what is the theca internal next to

Answer 12

follicular cells

Question 13

what do the theca interna cells secrete

Answer 13

steroids (androstenedione)

Question 14

what enzyme is needed to convert androgen to estrogen and where is it located

Answer 14

C19 aromas located in adipose tissue

Question 15

what cavity appears in the secondary follicle

Answer 15

antrum

Question 16

what is the granulosa cell layer that surrounds the oocyte

Answer 16

corona radiata

Question 17

what is the small hill of granulose cells that the oocyte rests on

Answer 17

cumulus oophorus

Question 18

what secretes the hormone-rich fluid that is contained in the antrum

Answer 18

granulosa cells

Question 19

what is the mature follicle

Answer 19

graafian follicle

Question 20

what is present in the graafian follicle that is not previously present

Answer 20

cumulus oophorus

Question 21

where is the theca interna located in relation to the granulose cells

Answer 21

exterior to granulosa cells

Question 22

what surges immediately prior to ovulation

Answer 22

LH

Question 23

where does the secondary oocyte arrest

Answer 23

metaphase 2

Question 24

what is the indication of impending ovulation

Answer 24

stigma

Question 25

what is released and lost during ovulation

Answer 25

ovum is released and antral fluid is lost

Question 26

what surrounds the oocyte after ovulation

Answer 26

corona radiata cells

Question 27

what inhibits pituitary LH and FSH in order to prevent ovulation of other follicles

Answer 27

Corpus luteum

Question 28

what releases HcG the first 4-5 months of pregnancy

Answer 28

corpus luteum

Question 29

what does the corpus lute degenerate to become if pregnancy does not occur

Answer 29

corpus albicans

Question 30

what do granulose lutein cells secrete

Answer 30

progesterone

Question 31

what do theca lutein cells secrete

Answer 31

progesterone and androgens

Question 32

what are the primordial follicles that are not released from the ovary at ovulation that degenerate called

Answer 32

atretic follicles

Question 33

what is broken down with the degeneration that results in the atretic follicles

Answer 33

breakdown of oocyte, zona pellucida, and granulose cells

Question 34

what secretes GnRH

Answer 34

hypothalamus

Question 35

what inhibits release of GnRH after process gets to corpus luteum

Answer 35

estrogen, progesterone and inhibin

Question 36

what is the main hormone during the first 14 days of cycle

Answer 36

estrogen

Question 37

what is the main hormone during the last 14 days of cycel

Answer 37

progesteron

Question 38

what is the most numerous cell in the oviduct

Answer 38

ciliated simple columnar epithelium

Question 39

what secretes the nutritive material for the ovum

Answer 39

secretory cells (peg cells)

Question 40

what are the 3 parts of the uterus

Answer 40

funds, body and cervix

Question 41

what are benign growths of the muscle inside the uterus

Answer 41

uterine fibroids (leiomyomas/myomas)

Question 42

where is the worst place to get uterine fibroids

Answer 42

the lower portion of the uterus

Question 43

who has a greater chance of developing uterine fibroids

Answer 43

women who have not been pregnant at an early age (before age 30)

Question 44

which area of the endometrium changes dramatically with each menstrual cycle

Answer 44

functional area

Question 45

what is the main hormone in the proliferative phase

Answer 45

estrogen

Question 46

what is the main hormone in the secretory phase

Answer 46

progesterone

Question 47

what do the epithelial cells accumulate during the proliferative stage

Answer 47

glycogen

Question 48

when does the endometrium obtain its greatest height

Answer 48

the secretory stage

Question 49

what happens to the functionalis during menstrual stage

Answer 49

it is entirely lost

Question 50

what is the main indicator histologically of the menstrual phase

Answer 50

RVCs

Question 51

what is the ectocervix lined by

Answer 51

stratified squamous non-keratinized epithelium

Question 52

what epithelium is in the internal os of the cervix

Answer 52

simple columnar epithelium

Question 53

what cells in the vagina are constantly being shed

Answer 53

squamous epithelial cells

Question 54

what junction occurs at the transformation (T) zone

Answer 54

squamo-columnar junction

Question 55

where does all cervical precancerous lesions develop

Answer 55

T zone

Question 56

what type of epithelium is in the fibromuscular canal of the vagina

Answer 56

non-keratinized stratified squamous epithelium