Small intestine, pancreas and gallbladder histology Flashcards
1
Q
Where are Brunner’s glands found?
A
Duodenum- secretes an alkaline mucus
2
Q
If you see goblet cells where are you?
A
Small intestine- more in the ileum
3
Q
Where are Peyer’s patches?
A
Ileum- they’re aggregates of lymphatic nodules; Also has M cells which endocytize bacteria
4
Q
T/F The plica are filled with submucosa
A
T
5
Q
T/F Acini are entirely serous?
A
T; release zymogen granules which contain enzyme precursors (proenzymes)
6
Q
Route of pancreas duct- interior to lumen
A
Main pancreatic duct and interlobular duct= excretory duct, interlobular duct, intercalated duct into the acinus
7
Q
Pancreas vs Parotid differences
A
- capsule seen more with the parotid gland
- Amount of CT more in parotid gland
- Fat cells numerous in parotid
- Striated ducts in parotid
- Pancreas has centro-acinar cells
- Pancreas has islets of Langerhans
8
Q
Gallbladder functions
A
- reservoir for bile
- concentrates bile
- releases bile to duodenum via cystic duct then to common bile duct
9
Q
Small intestine layers from inside out
A
- Epithelium
- mucosa
- submucosa
- muscularis externa
- serosa or adventitia
