4,503
edits
Changes
Cervix - Anatomy & Physiology (view source)
Revision as of 12:04, 9 September 2008
, 12:04, 9 September 2008→Function
==Function==
==Function==
* Provides a physical barrier to the uterus therefore preventing abortion due to infection by isolating the foetus from the external environment. It does this by creasing a highly viscous mucous plug. Closure is via the mucosal folds.
* Provides a physical barrier to the uterus therefore preventing abortion due to infection by isolating the foetus from the external environment, closure is via the mucosal folds.
* Cervical mucosa produces a mucous secretion which forms a mucous plug that helps close the cervical canal. This is easily expelled during oestrus and parturition.
* Barrier to sperm transport in the ewe, cow, bitch and queen, but not in the sow and mare.
* Barrier to sperm transport in the ewe, cow, bitch and queen, but not in the sow and mare.
* Assists with the storage and survival of sperm by admitting sperm to the genital tract at a time when fertilisation is possible (around ovulation).
* Assists with the storage and survival of sperm by admitting sperm to the genital tract at a time when fertilisation is possible (around ovulation).