FINAL - Digestive Flashcards
What is the epithelium of the Cardiac Region?
Simple Columnar Epithelium
What stomach region is closest to the esophagus?
Cardiac Region
What region of the stomach produces the majority of Gastric Juice?
Fundic Region
Name the 4 cell types found in the Fundic Region of the stomach?
- Parietal Cells
- Chief Cells
- Mucous Neck Cells
- Argenraffin Cells
This Fundic Region cell produces HCl and Intrinsic Factor. Name the cell and the significance of Intrinsic Factor:
Parietal Cells; Intrinsic Factor is required to absorb Vitamin B12 (Cobalamin)
This Fundic Region cell secretes Gastrin, Seratonin, and Somatostatin
Argenraffin Cells
Name the 3 regions of the stomach?
- Cardiac Region
- Fundic Region
- Pyloric Region
Chief Cell zymogen granules contain ___________ ?
Pepsinogen
Main function of the small intestine?
To completely digest the chyme into nutrients that can be absorbed
The Crypts of Lieberkuhn contain these 2 types of cells:
- Paneth Cells
2. Argentaffin Cells
Paneth Cells: Location and Description
-Located in the Crypts of Lieberkuhn (Small Intestine)
Pyramid shaped cell found at the base of the crypts; Zymogen granules in the apical region
What is the role of the Villi in the Small Intestine?
The villi increase surface area
The core of the villi in the Small Intestine contain _______ , ______, and possibly smooth muscle:
The core of the villi in the Small Intestine contain BLOOD CAPILLARIES, LACTEALS, and possibly smooth muscle
T/F; Goblet Cells in the Small Intestine?
True
Where are Brunner’s Glands located?
Duodenum
Muscularis of the Duodenum: Inner _________ , Outer ________ ?
- Inner Circular
- Outer Longitudinal
Peyer’s Patches lymph nodules are located where?
Ileum
What are the 2 “main attractions” of the Ileum?
- Many Goblet Cells
- Peyer’s Patches
Main function of the Large Intestine?
- To absorb water from chyme to produce feces
- Promote microdigestion
Does the Large Intestine contain Goblet Cells, Villi, both, or neither?
Large Intestine contains many Goblet Cells but no villi
Epithelium of the Esophagus?
Non-Keratonized Stratified Squamous
What is the key feature of the Duodenum?
When looking at slides
Glands in the submucosa (Brunner’s)
T/F: There are Goblet Cells in the stomach
False; no Goblets in the Stomach
What is another name for Endocrine Pancreas?
Islets of Langerhans
