female repro Flashcards

1
Q

The ovary is covered by the ________ (peritoneum) which has a tunica albuginea and a cortex which contains the __________ and a deeper medulla containing mostly vascular tissue.

A

germinal epithelium; developing follicles and stromal cells

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2
Q

The ovarian follicle goes through a series of developmental stages leading to ovulation. During this development the oocyte is

A

arrested

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3
Q

As the follicle develops the stromal and follicular cells differentiate. The stromal cells develop into ______ while the follicular cells develop into ________

A

theca externa and theca interna cells; granulosa cells

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4
Q

The theca externa cells are ________ in nature

A

connective tissue

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5
Q

The theca interna cells produce ________ which is secreted to the granulosa cells where it is converted to _________.

A

androstenedione; estradiol (estrogen)

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6
Q

The _______ is amorphous substance secreted between the granulosa cells and the oocyte.
Cellular processes from the oocyte and the granulosa cells penetrate the zona and contact each other through _______.

A

zona pellucida; gap junctions

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7
Q

During development the ______ secrete liquor folliculi into intercellular spaces. When these spaces become evident the follice is classified as a ________. This fluid contains several secretory products (progesterone, estradiol, inhibin etc.) Over time the spaces coelesce into a larger space called the _____.

A

granulosa cells; secondary follicle; antrum

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8
Q

The granulosa cells which surround the oocyte are termed the ________ and are attached to the other side of the follicle by the

A

corona radiata; cumulus oophorus

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9
Q

The mature follicle continues to enlarge. It contains a well defined ________. Just before ovulation the cumulus oophorus breaks down and the _______ floats free in the antrum

A

ampulla; oocyte

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10
Q

At ovulation the follicle swells through the _______ and _______ and bursts, releasing the egg into the pelvic cavity

A

tunica albuginea; germinal epithelium

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11
Q

The first meiotic division is completed just prior to _____. The second meiotic division occurs only if ______ occurs. (This typically occurs in the fallopian tube)

A

ovulation; fertilization

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12
Q

________, from follicular cells, prevents meiotic division from being completed Just prior to ovulation the oocyte becomes active through ______. These leads to the completion of meiosis.

A

Oocyte maturation inhibitor (OMI); MPF (maturation promoting factor)

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13
Q

Before ovulation the granulosa cells produce primarily _______ after ovulation the resultant corpora lutea produces large amount of ______ which helps prepare the uterus for implantation

A

estrogen; progesterone

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14
Q

The follicle left after ovulation becomes the ______. The theca interna cells are now termed theca lutean and continue to produce ______. Granulosa cells are termed Granulosa lutean cells and produce _______ and continue to convert the androgens to estrogen.

A

corpora lutea; androgens and progesterone; progesterone

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15
Q

If pregnancy occurs the corpora is maintained for about three months, if not it forms a _______ and involutes.

A

corpora albucans

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16
Q

The cells of the follicle infold after ovulation and become the ______ and ______ which produce hormones to support implantation

A

theca lutean; granulosa lutean cells

17
Q

After ovulation the secondary oocyte is directed toward the oviduct by the ____, there is no ______. This lack of connection can lead to abnormal placement of the oocyte. If this occurs after ovulation ectopic pregnancies result.

A

fimdria; direct attachment of the ovary to the oviduct

18
Q

The oviduct is divided into fimbria, ampulla, isthmus and uterine portion. Fertilization typically occurs in the ______. The lining of the oviduct contains secretory _____, the epithelium is ______.

A

ampulla; peg cells and ciliated cells; simple columnar

19
Q

As you travel from the fimbria to the uterus the folding of the mucosa becomes ______ and the height of the epithelium is ______.

A

less complex; reduced;

20
Q

In the oviduct, the lamina propria is made up of _____ and the muscularis has 2 layers:

A

loose connective tissue; an inner circular and outer longitudinal layer.

21
Q

The uterus is made up of a prominent thick _____ composed of three layers of smooth muscle (inner and outer longitudinal and middle circular). And an ______ divided into a basal layer and functional layer. The ____ is sloughed during menstruation. KEEP IN MIND THAT AT ITS THICKEST POINT DURING THE CYCLE THE FUNCTIONAL LAYER IS ABOUT 6mm THICK.

A

myometrium; endometrium; functional layer

22
Q

As the follicle is developing under the influence of ____ the uterus is also undergoing changes under the influence of ______, depending on the stage of the cycle

A

estrogen; estrogen and progesterone

23
Q

During the cycle, which begins with ______, the uterus repairs itself in anticipation of _______. The ______ thickens and the glands and spiral arteries elongate during the proliferative/follicular phase (corresponding to the follicular development in the ovary).

A

menstruation; implantation; endometrium

24
Q

After ovulation the secretory phase begins in which the glands expand and increase

A

their secretion of glycogen.

25
Q

The epithelium of the uterus contains primarily ______ with some _______, all of which are columnar.

A

secretory cells; ciliated cells

26
Q

The glands in the uterus are simple tubular glands lined by _______. In association with these glands in the lamina propria are numerous _______.

A

secretory columnar cells; helical (spiral) arteries

27
Q

As the cycle progresses the uterine glands swell and the secretory product moves from

A

the basal area to the apical area prior to secretion

28
Q

The endocervix is lined by ______ and contains mucous glands, these glands may become blocked and form cysts

A

simple columnar epithelium

29
Q

The ectocervix and the vagina are lined by

A

stratified squamous epithelium

30
Q

Primary villi are characterized by a layer of syncytiotrophoblast and cytotrophoblast as _____ enters the villi it is staged as a secondary and a tertiary is characterized by

A

mesenchyme; blood vessels in the mesenchyme

31
Q

Stromal cells of the uterus become modified and form the _____ which provides _______ for the early implant

A

dicidua; nourishment

32
Q

In the breast, Protein secretion by _______ - is the type of secretion whereby the membrane fuses with the plasma membrane releasing only the protein

A

merocrine secretion

33
Q

In the breast, ______ is the method used for lipid release whereby the lipid vacuole is surrounded by a small amount of membrane

A

Apocrine secretion