Flashcards in GI10 Deck (18):
What products are secreted by Parietal cells?
What is the function of Intrinsic Factor?
Vitamin B12 binding protein
*Required for B12 uptake in Terminal Ileum
What stimulates parietal cells to secrete Gastric Acid?
What inhibits parietal cell secretion of Gastric Acid?
What is the function of Gastric Acid?
Decrease stomach pH
What is secreted from Chief cells?
Pepsin (Pepsinogen-Inactive form)
What is the function of Pepsin?
What stimulates Pepsin release from Chief cells?
How is Pepsinogen (inactive) converted to Pepsin (active)?
What is the source of HCO3- in the GI tract?
Where are mucousal cells located?
Where are Brunner's glands located?
What stimulates HCO3- secretion?
Pancreatic & Biliary secretion with Secretin
What are the products found in saliva?
What is the function of Amylase?
What is the function of HCO3- in saliva?
Neutralizes Bacterial Acids
What is the function of Mucins in saliva?