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Mammary Gland - Anatomy & Physiology (view source)
Revision as of 12:49, 21 August 2008
, 12:49, 21 August 2008→Structure
= Structure =
= Structure =
[[Image:Cow teat 4.jpg|thumb|right|150px|Dissection of a Teat of the Bovine Udder,Courtesy of Andrew Crook, Copyright RVC 2008]]
* '''Mamma (pleural=Mammae) ''': the glandular structure associated with a teat.
* '''Mamma (pleural=Mammae) ''': the glandular structure associated with a teat.
** '''Gland Sinus''': part of the milk sinus within the glandular body.
** '''Gland Sinus''': part of the milk sinus within the glandular body.
** '''Teat Sinus''': part of the milk sinus within the teat.
** '''Teat Sinus''': part of the milk sinus within the teat.
* '''Teat''': projecting part of the mammary gland containing part of the milk sinus.
* '''Teat''': projecting part of the mammary gland containing part of the milk sinus.
** '''Teat Opening''': opening of the teat canal. The exit point for milk or entrance point for bacteria into the mammae.
** '''Teat Opening''': opening of the teat canal. The exit point for milk or entrance point for bacteria into the mammae.
* '''Sphincter''': muscular fibres surrounding the teat opening that prevent milk flow except during suckling or milking.
* '''Sphincter''': muscular fibres surrounding the teat opening that prevent milk flow except during suckling or milking.
=== Suspensory Apparatus ===
=== Suspensory Apparatus ===
[[Image:Suspensory structure of udder.gif|thumb|right|150px|Suspensory apparatus of the udder]]
* Organised into lateral and medial laminae which suspend the mammary gland from the ventral aspect of the trunk by their attachment to the pubic symphysis.
* Organised into lateral and medial laminae which suspend the mammary gland from the ventral aspect of the trunk by their attachment to the pubic symphysis.
** '''Lateral Lamina''': collagen fibres from the fascia of the pubic symphysis and the edge of the superficial inguinal ring.
** '''Lateral Lamina''': collagen fibres from the fascia of the pubic symphysis and the edge of the superficial inguinal ring.