Gastrointestinal Prosection Flashcards
(27 cards)
What physiological function is prevented by the well developed cardiac sphincter in the horse?
Vomiting
How do you differentiate between the 3 different parts of the small intestine in the horse?
Blood supply route
Name the margin of the horses stomach that separates the fundus and corpus
Margo plicatus
What exits into the horses duodenum?
Stomach
Pancreas
Liver
Which GI organ does a horse not have?
Gall bladder
What attached the jejunum to the body wall?
Mesojejunum
What is the ileo-caecal fold?
A tissue sheath attaching the ileum to caecum
Name the point where the ileum becomes the caecum?
Ileocecal junction
The caecum runs into which organ?
Ascending colon
Which part of the ascending colon runs in a cranial direction?
Right ventral colon
What separates the left and right ventral colons?
Sternal flexure
The pelvic flexure separates which two structures?
The left ventral and left dorsal colon
Attachment of the colon is by the…?
Mesocolon
How do the taenial bands differ between the left ventral colon and the left dorsal colon?
LVC had 4 taenial bands, 3 disappear and the LDC has one
What separates the left and right dorsal colon?
Diaphragmatic flexure
What follows on from the proximal colon?
Transverse colon
What occurs in the descending (small) colon?
Faecal pellets are formed before reaching the rectum
How will the jejunum feel during a rectal examination?
Smooth and empty
How can the reticulum be identified?
Honeycomb ridges
Where do heavy items e.g. stones fall into?
Reticulum
Through which orifice does the oesophageal groove bypass the rumnio-reticulum?
Reticulo-omasal orifice
What is the main source of protein entering the omasum?
Microbes from the rumen
Which scas make up the rumen?
Dorsal and ventral sacs
What does the omentum provide a surface for?
WBCs to get across the abdomen
