What are the Accessory digestive organs?
Parotid, Sublingual, and Submandibular salivary glands. Teeth, Tongue, Liver, Gallbladder, Pancreas.
What is a part of the gastrointestinal tract?
Oral cavity, Pharynx, Esophagus, Stomach, Large and Small intestine, Anus.
What are the digestive system functions?
Ingestion, Mechanical and Chemical digestion, Propulsion, Secretion, Absorption, Elimination
Name the salivary glands and what percentage of saliva they produce.
1. Parotid: 25-30% 2. Sublingual: 3-5% 3. Submandibular: 60-70%
How much saliva do you produce a day?
What are the phases of swallowing?
1. Voluntary 2. Pharyngeal 3. Esophageal
Where does the Esophagus begin? Purpose?
Begins at C6. Propels swallowed food to stomach
What is the Esophageal Hiatus? Sphincter muscles?
Esophageal Hiatus: Opening into diaphragm Superior and inferior (cardiac) Sphincters
Which organs are Retroperitoneal? mnemonic?
Suprarenal glands, Aorta and IVC, Duodenum, Pancreas, Ureters, Colon (acending and decending), Kidneys, Esophagus, Rectum.
Function of the stomach?
Food storage, Chemical digestion, limited absorption.
Small Intestine functions?
Majority of chemical digestion, nutrient absorption.
What are the parts of the small intestine smallest to largest?
What are the characteristics and funtions of the duodenum?
C-shaped, has 4 parts, Majority of chemical digestion occurs here.
What are the parts of the duodenum? Which is Intraperitoneal?
1st: Superior part (Intraperitoneal)
2nd: Descending part
3rd: Inferior part
4th: Ascending part.
What are somecharacteristics of the Jejunum?
Thicker muscular wall, more plicae circulares and villi for absorpion.
What are some characteristics of the Ileum?
More mesenteric fat, No plicae circulares at the end.
What are the functions of the large intestine? What are the Teniae coli, Haustra, and Epiploic appendages?
Absorbs water and forces feces out to anus.
Teniae Coli: Line of muscles along the length of LI.
Haustra: Sacks or bulges
Epiploic: Fat filled pouches
Internal anal sphincter is ________ controlled while the esternal anal sphincter is _________controlled.
The panceas is what kind of organ?
Exocrine and Endocrine organ.
The main pancreatic duct drains into? Accessory?
Main-->Major Duodenal Papilla
Accessory-->Minor Duodenal Papilla
Name the lobes of the liver.
Right, Left, Quadrate (next to Gallbladder) Caudate
Falciform, Coronary, and Triangular ligament are associated with which organ?
What supply blood to the liver? what amounts?
1. Hepatic portal vein: 75%
2. Proper Hepatic Artery: 25%
The hepatic artery, portal vein, and bile duct are all a part of what?
The portal triad
What is the purpose of the gallbladder? Route of bile from the gallbladder?
To store and concentrate bile. Gallbadder-->Cystic Duct -->Common bile duct -->Major duodenal papilla
What are the nodes of the lymphatic drainage of Digestive tract?
Celia, Superior and inferior mesenteric