IPHY 3410-100

Instructor: Dr. Leif Saul
Fall 2009

Lecture 13 Outline

IV. Organs of the gastrointestinal tract (cont'd)

e. Small intestine (cont'd)

Clinical highlight: Diverticulum


3. Wall of the small intestine

* Plicae circulares




* Villi






* Microvilli





* Intestinal crypts






* Goblet cells



f. Large intestine

1. Function



2. Gross anatomy

* Cecum



* Vermiform appendix

Clinical highlight: Appendicitis

* Colon





* Rectum



* Anal canal




3. Wall of the large intestine

* Taeniae coli


* Haustra


* Epiploic appendages


* MALT?


* Intestinal crypts






* Epithelium type:




V. Accessory digestive organs


a. Liver

1. Functions













2. Gross anatomy

*Lobes



*Hepatic veins


*Porta hepatis - contains:

-Common hepatic duct

-Hepatic arteries

-Hepatic portal vein


















3. Microscopic anatomy


* Liver lobule


* Hepatocyte


* Central vein


* Portal triad:


- Portal arteriole



- Portal venule



- Bile duct



* Liver sinusoids





* Kupffer cells



* Bile canaliculi




4. Pathway of blood flow








b. Gallbladder

1. General features





2. Pathway of bile flow

* Accumulation of bile between meals








* Release of stored bile from gallbladder









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Last modified: October 7, 2009
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