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==Introduction==
==Introduction==
The Uterus is the organ of pregnancy as this is where implantation and development of the feotus occurs. The Uterus is the reproductive organ with the most species variations. These variations occur in both the anatomical types of uterus as well as the uterine horn appearance and endometrial linings.
The Uterus is the organ of pregnancy as this is where implantation and development of the feotus occurs. The Uterus is the reproductive organ with the most species variations. These variations occur in both the anatomical types of uterus as well as the uterine horn appearance and endometrial linings.
==Uterine Horn Appearance==
==Uterine Horn Appearance==
[[Image:Mare Uterus.jpg|thumb|right|150px|The Mare Uterus- Courtesy of A.Crook, Copyright RVC 2008]]
[[Image:Mare Uterus.jpg|thumb|right|200px|The Mare Uterus- Courtesy of A.Crook, Copyright RVC 2008]]
[[Image:Dog Uteri.jpg|thumb|right|150px|Radiograph showing the Divergent Uterine Horns of the Bitch- Courtesy of A.Crook, Copyright RVC 2008]]
[[Image:Dog Uteri.jpg|thumb|right|200px|Radiograph showing the Divergent Uterine Horns of the Bitch- Courtesy of A.Crook, Copyright RVC 2008]]
{| style="width:75%; height:200px" border="1"
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==Structure==
==Structure==
[[Image:Uterus Histology.jpg|thumb|right|150px|Histological Section of the Feline Uterus during Oestrus- Courtesy of J.Bredl, Copyright RVC 2008]]
[[Image:Uterus Histology.jpg|thumb|right|200px|Histological Section of the Feline Uterus during Oestrus- Courtesy of J.Bredl, Copyright RVC 2008]]
=== Perimetrium ===
=== Perimetrium ===
=== Follicular phase-Oestrus ===
=== Follicular phase-Oestrus ===
[[Image:Uterus Oestrus.jpg|thumb|right|150px|Histological Section of the Feline Uterus during Oestrus- Courtesy of J.Bredl, Copyright RVC 2008]]
[[Image:Uterus Oestrus.jpg|thumb|right|200px|Histological Section of the Feline Uterus during Oestrus- Courtesy of J.Bredl, Copyright RVC 2008]]
*Increasing numbers of uterine glands developing and elongating within the endometrium due to the influence of Oestrogens produced by the developing follicles.
*Increasing numbers of uterine glands developing and elongating within the endometrium due to the influence of Oestrogens produced by the developing follicles.
*General increase in the thickness of the endometrium.
*General increase in the thickness of the endometrium.
=== Luteal phase ===
=== Luteal phase ===
[[Image:Uterus Luteal Phase.jpg|thumb|right|150px|Histological Section of the Feline Uterus during the Luteal Phase- Courtesy of J.Bredl, Copyright RVC 2008]]
[[Image:Uterus Luteal Phase.jpg|thumb|right|200px|Histological Section of the Feline Uterus during the Luteal Phase- Courtesy of J.Bredl, Copyright RVC 2008]]
*The endometrium is at its maximum thickness with a large number of highly developed glands.
*The endometrium is at its maximum thickness with a large number of highly developed glands.
*This is the secretory phase for the endometrium.
*This is the secretory phase for the endometrium.
=== Anoestrus ===
=== Anoestrus ===
* The glands are lined by Simple Cuboidal epithelium.
* The glands are lined by Simple Cuboidal epithelium.
==Innervation==
==Innervation==
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[[Category:Female Reproduction]]
[[Category:Female Reproduction]]