Chapter 1
The physical blender
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Chapter 2
The chemical cauldron
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Chapter 3
The ultimate self-defense
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Chapter 4
The brain-gut hotline
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YOUR GOAL
Master of Inside the human stomach
Ch 3 · The ultimate self-defense
artiteacher The ultimate self-defense
Shielding the walls, shielding the walls! This mucus barrier never falls!
Fun Fact
Fast healing: The stomach heals faster than almost any other organ, repairing minor surface damage within just a few hours.
Glossary
mucus (noun)
A viscous, slippery substance secreted by mucous membranes to protect and lubricate surfaces. In 1833, William Beaumont discovered that this slimy coating shields the stomach wall from corrosive gastric acid.
A viscous, slippery substance secreted by mucous membranes to protect and lubricate surfaces. In 1833, William Beaumont discovered that this slimy coating shields the stomach wall from corrosive gastric acid.
Quiz
What is the name of the deep microscopic indentations where new stomach cells are born?
Quiz
What did scientist Barry Marshall do to prove that bacteria caused stomach ulcers?