Digestive System 2
Card Set Information
Digestive System 2
How much time do nutrients spend in the small intestine?
How does the small intestine receive it's blood supply?
through the branches of the superior mesenteric artery
Where does the duodenum become continuous with the jejunum?
How does bile enter the duodenum?
through the major duodenal papilla
What is the primary region within the small intestine for chemical digestion and nutrient absorption?
Where does the ileum end?
at the ileocecal valve
What are the circular folds within the small intestines called?
What helps protest the duodenum from the acidic chyme?
submucosal or Brunner glands
How much material is passed from the small to large intestines each day?
What is the first region of the large intestine? also called a blind sac?
What is the wormlike projection of the large intestine called?
vermiform appendix: reservoir for normal flora bacteria
What is the pathway of the large intestine?
left colic flexure
What is it called when small sacs or pouches appear due to pressure in the sigmoid colon?
What allows gas to pass out of the rectum and not feces?
What lubricates the anal canal during defecation?
What do teniae coli do?
bunch up the large intestine into haustra, which have lobules of fat called epiploic appendages
What are the structural and functional units of the liver?
hepatic lobules, inside of them are hepatocytes
What is found at the periphery of each hepatic lobule?
portal triads: hepatic portal vein, artery, duct
What conducts the bile from the hepatocytes to the hepatic duct?
What produces bile?
What connects the gallbladder to the common bile duct?
Why is the pancreas referred to as a mixed gland?
because it exhibits both endocrine and exocrine functions
What is the network of thin ducts that carries bile from the liver and gallbladder to the duodenum?
What is the place where the common bile duct and the main pancreatic duct merge at the duodenal wall?
What controls what's released into the duodenum from the hepatopancreatic ampulla?
sphincter of Oddi