10 Questions
Which enzyme is responsible for catalyzing protein digestion in the gastric juice?
Pepsin secreted by chief peptic cells
Which component is primarily responsible for providing acidity in the gastric juice?
HCl secreted by parietal cells
What is the primary electrolyte present in the gastric juice?
H+
Which method of collection is used for obtaining gastric juice specimens?
Aspiration
What is the recommended volume for a normal gastric juice specimen?
5 - 10 mL fluid
Dimethylaminooazobenzol turns cherry red in the presence of free HCl:
True
The indicator for titrating free HCl is Dimethylaminooazobenzol:
True
The endpoint for titrating free HCl is canary yellow:
True
The presence of fragments of tissues in gastric fluid can indicate stomach cancer:
True
The presence of RBCs in gastric fluid can indicate bleeding, such as from a peptic ulcer or esophageal varices:
True
Test your knowledge of the components of gastric juice with this quiz. Identify and understand the varying amounts of H2O, HCI, and digestive enzymes such as pepsin, lipase, rennin, and gastricsin. Challenge yourself with questions about their roles in the digestion process.
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