Lecture 23 Flashcards
The large intestine consists of:
- Cecum
- Colon
- Rectum
The colon is divided into
- Ascending
- Transverse
- Descending
- Sigmoid
The ascending and descending colon of the large intestine are
Retroperitoneal (behind the peritoneum)
The tranvserse and sigmoidal colon are
Intraperitoneal
The ileocecal valve regulates
Passage of material into the cecum
The teniae coli in the large intestine are…
3 bands of longitudinal smooth muscle
The haustra is…
Series of pouches in the wall of the colon
The omental appendices are…
Sacs of fat
Epithelium of the anal canal is…
Stratified squamous
The internal sphincter is _____
Smooth muscle (under involuntary control)
The external anal sphincter is _____ muscle
Skeletal (under voluntary control)
Movement of faeces into the rectum stimulates
Stretch receptors
During defecation, the internal anal sphincter _____
Relaxes
Where is the liver located?
The superior right quadrant of abdominopelvic cavity
The liver receives ____% of the cardiac output
25
The portal triad is made up of…
- Branch of hepatic artery
- Branch of hepatic portal vein
- A bile duct
How does bile travel in the liver?
It travels to the gallbladder where it is stored and concentrated, then the bile duct ultimately joins the pancreatic duct at hepatopancreatic ampulla.
