Layers of the gallbladder
A micrograph of the layers of a gallbladder.
A micrograph of the layers of a gallbladder: the mucosa (epithelium and lamina propria), the muscularis, the perimuscular, and the serosa.
Source
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"Gallbladder - intermed mag."
http://upload.wikimedia.org/wikipedia/commons/b/bd/Gallbladder_-_intermed_mag.jpg
Wikimedia Commons
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