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Cervix

Biology CervicalCestoda

Cervix
neck, a term denoting the front portion of the collum or neck (the part connecting the head and trunk) or a constricted part of an organ (for example cervix uteri). C.

 


Cervix (cervix uteri; neck)."The cervix is the lower constricted segment of the uterus. It is somewhat conical in shape, with its truncated apex directed downward and backward, but is slightly wider in the middle than either above or below.

cervix The lower neck of the uterus that opens into the vagina. PICTURE
channels Transport proteins that act as gates to control the movement of sodium and potassium ions across the plasma membrane of a nerve cell.

Cervix the neck or a neck-like portion on another body organ‚ such as the bottom‚ narrowed end of the uterus
(cervix = neck) ...

cervicis cervix = neck; deer.
Cestoidea The class of platyhelminthes that has members that are all parasitic with no digestive tract; have great reproductive potentials. Tapeworms.

Contraction of cervix and vagina Involved in orgasm, trust between people.[6] and circadian homeostasis (body temperature, activity level, wakefulness) [7].
peptide
Parathyroid hormone ...

This bacterium can grow in the reproductive tract, including the cervix, uterus, and fallopian tubes in women, as well as in the urethra in both men and women. The bacteria can also grow in the mouth, throat, and anus.

Fetus lies with its head down against stretched cervix
Weak contraction of uterus every ≈30min / increase in strength and frequency
Caused by hormone oxytoccin secreted by posterior pituitary gland
When cervix is fully dilated ...

In humans, sex can be defined on several levels: chromosomal sex (XX or XY); gonadal sex (testes or ovary); internal plumbing (oviduct, uterus, cervix, vagina or epididymis, vas deferens, urethra) and external plumbing (labia minora, labia majora, ...

impermeable cap fitted over the cervix
may be left in place until menstruation
Spermacides
chemicals, such as nonoxynol 9, that inactivate sperm. Inserted into the vagina - often incorporated in sponge - prior to intercourse.

Diaphragms and cervical caps serve as physical barriers and prevent sperm from reaching the cervix. They are good protection against STDs transmitted by exchange of body fluids.
A.
True ...

Other components of semen (mucus and texturizing proteins) serve to increase the mobility of sperm cells in the vagina and cervix by creating a less viscous channel for the sperm cells to swim though, and preventing their diffusion out of the semen.

(men-stroo-ul) [L. mensis, month]
A type of reproductive cycle in higher female primates, in which the nonpregnant endometrium is shed as a bloody discharge through the cervix into the vagina.
meristem ...

In the Category B stage indications of immune system failure begin. Persistent infections - such as yeast infections, shingles, diarrhea, and certain cancerous conditions of the cervix - are apparent.

The most frequent cause of new cancer is a mutation in the p53 gene. It is involved in an estimated 60% of all cancers including cancers of the breast, lung, liver, skin, prostate, bladder, cervix, and colon.

See also: Human, Organ, Uterus, Vagina, Trans

Biology CervicalCestoda

 
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