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Digestive system - Coggle Diagram
Digestive system
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Microvilli
Fingerlike extensions of plasma membrane of apical epithelial cells, increase surface area, aid in absorbtion, exist on every moist epithelia, but most dense in small intestine and kidn
Colon digestion
In the right-hand lower corner of the abdomen, the small intestine meets the large intestine.
The large intestine consists of the caecum and appendix (which have no function in the human digestive system), colon and rectum, ending in the sphincter (the anus) for the elimination of faeces.
The colon has a puckered appearance because the outer longitudinal muscle coat splits into three bands and the circular muscle bulges out between the bands.
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