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What is the primary barrier to drug absorption in the gastrointestinal tract?
Practice Questions
Q1
What is the primary barrier to drug absorption in the gastrointestinal tract?
Mucosal layer
Epithelial cells
Blood-brain barrier
Liver metabolism
Questions & Step-by-Step Solutions
What is the primary barrier to drug absorption in the gastrointestinal tract?
Steps
Concepts
Step 1: Understand that the gastrointestinal tract is the pathway food and drugs travel through in the body.
Step 2: Recognize that the inside of the gastrointestinal tract is lined with a layer of cells called epithelial cells.
Step 3: Know that these epithelial cells act as a barrier that drugs must pass through to enter the bloodstream.
Step 4: Conclude that the primary barrier to drug absorption is these epithelial cells, as they control what gets absorbed.
No concepts available.
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