Medical Terminology / Unit 10 MedTerm 0621 short lesson, about 20 seconds
An Ulcer
Captions available
The idea
An ulcer is an open sore on a skin or mucous membrane surface, formed by loss of tissue.
In practice
A gastric ulcer is an open sore in the stomach lining.
Where people slip
An ulcer is a break in a surface. A lesion sitting on the surface is described differently.
Your place on the trail
Every lesson rests on earlier ones and opens later ones. Tap any to jump.
Builds on
Unlocks
- Nothing yet depends on this.
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