Changes

*There is no demarcation between the [[Jejunum - Anatomy & Physiology|jejunum]] and the [[Ileum - Anatomy & Physiology|ileum]]  

*There is no demarcation between the [[Jejunum - Anatomy & Physiology|jejunum]] and the [[Ileum - Anatomy & Physiology|ileum]]  

[[Image:Duodenum Avian Anatomy.jpg|thumb|right|150px|Anatomy of the Avian Duodenum and Pancreas - RVC 2008]]

[[Image:Duodenum Avian Anatomy.jpg|thumb|right|150px|Anatomy of the Avian Duodenum and Pancreas - RVC 2008]]

*The [[Duodenum - Anatomy & Physiology|duodenum]] passes caudally over the gizzard then loops back towards the stomach where it joins the [[Jejunum - Anatomy & Physiology|jejunum]]  

*The [[Duodenum - Anatomy & Physiology|duodenum]] passes caudally over the [[The Gizzard - Anamtomy & Physiology|gizzard]] then loops back towards the stomach where it joins the [[Jejunum - Anatomy & Physiology|jejunum]]  

**Arises from the right dorsal aspect of the [[The Gizzard - Anamtomy & Physiology|gizzard]]

**Arises from the right dorsal aspect of the [[The Gizzard - Anamtomy & Physiology|gizzard]]

**Loop lies ventral on the abdominal floor

**Loop lies ventral on the abdominal floor

[[Image:Colon and Caeca Anatomy Avian.jpg|thumb|right|150px|Anatomy of the Avian Colon and Caeca - RVC 2008]]

[[Image:Colon and Caeca Anatomy Avian.jpg|thumb|right|150px|Anatomy of the Avian Colon and Caeca - RVC 2008]]

*A short [[Colon - Anatomy & Physiology|colon]]

*A short [[Colon - Anatomy & Physiology|colon]]

**The colon lies ventral to the synasacrum and opens into the cloaca

**The colon lies ventral to the synasacrum and opens into the [[The Avian Vent and Cloaca - Anatomy & Physiology|cloaca]]

**Runs ventral to the vertebrae

**Runs ventral to the vertebrae

**Terminates in the coprodeum

**Terminates in the coprodeum

*2 caeca from the ileocaecal junction run with the ileum caudally

*2 caeca from the ileocaecal junction run with the ileum caudally

**Blind sacs about 16-18cm long

**Blind sacs about 16-18cm long

**Extend towards the liver then fold back on themselves

**Extend towards the [[Avian Liver - Anatomy & Physiology|liver]] then fold back on themselves

**Mesentery runs between the caeca then on towards the [[Ileum - Anatomy & Physiology|ileum]]

**Mesentery runs between the caeca then on towards the [[Ileum - Anatomy & Physiology|ileum]]

**Often contain dark coloured material

**Often contain dark coloured material

*Parrots do not have caeca

*Parrots do not have caeca

*The dorsal and ventral lobes of the pancreas are connected dorsally in poultry

*The dorsal and ventral lobes of the [[Pancreas - Anatomy & Physiology|pancreas]] are connected dorsally in poultry

==Links==

==Links==