Large Intestine Flashcards
Parts of the large intestine
Cecum Appendix Colon Rectum Anal canal
Features of the large intestine
Larger diameter
Omental appendices
Taeniae coli
Haustra of colon
Location of the cecum
Right iliac region
Length of cecum
2.5 inches long
Cecum is in what peritoneum
Intraperitoneal
Cecum lies below the:
Ileocolic junction
Cecum also includes:
Taeniae coli
Taeniae coli
External longitudinal muscle on the long intestine
Arterial supply to the cecum
Superior mesenteric artery branches-
Anterior cecal artery
Posterior cecal arter
Length of the appendix
3 to 5 inches
Appendix attaches to the:
Cecum
Appendix has no:
Taeniae coli
Appendix contains:
Lymphoid tissue
Positions of the appendix
Retro cecal
Pelvic
Subcecal
Preileal
Post ileal
Most common positions of the appendix
Retrocecal
Pelvic
Arterial supply of appendix
Superior mesenteric artery branch:
Appendicular artery
Parts of the colon
Ascending
Transverse
Descending
Sigmoid
Features of the colon
Omental appendices
Taeniae coli
Haustra of colon
Peritoneum of the colon
Intraperitoneal
Retroperitoneal
Length of the ascending colon
5 inches
Peritoneum of the ascending colon
Retroperitoneal
Flexure of the ascending colon
Right colic flexure/right hepatic flexure
Flexures with the transverse colon
Right colic flexure
Left colic flexure
Mesentary attached to the transverse colon
Transverse mesocolon
What does the phrenicocolic ligament attach to?
Left colic flexure to the diaphragm
Ligaments of the transverse colon
Hepatocolic ligament
Phrenicocolic ligament
Pancreaticocolic ligament
Splenocolic ligament
Length of descending colon
10 inches long
Descending colon goes from:
Left colic flexure to pelvic inlet
Peritoneum in the descending colon
Retroperitoneal
Where does the sigmoid colon lie?
In the pelvis- begins above the pelvic inlet, ends at S3
Peritoneum for the sigmoid colon
Intraperitoneal
Mesentary attaching to the sigmoid colon
Sigmoid mesocolon
Branches of the inferior mesenteric artery
Left colic artery
Sigmoid arteries
Superior rectal artery
Branches of the left colic artery
Superior left colic artery
Inferior left colic artery
Arterial supply of the ascending colon
Ileocolic artery
Right colic artery
Arterial supply of the transverse colon
Middle colic artery
Left colic artery
Arterial supply of the descending colon
Left colic artery
Arterial supply of the sigmoid colon
Left colic artery
Sigmoid arteries
Internal diameter of the larger intestine is larger or smaller than the small?
Larger
Small or large intestine: which has Taeniae coli?
Large (except the appendix)
Mesentery of the small intestine
Jejunum and ileum
Mesentery of the large intestine
Transverse and sigmoid colon
Small or large intestine:
Which has omental appendices?
Large
Small or large intestine: which has a smooth wall
Small intestine
Small or large intesine: which has plicae circulares?
Small
