In biology, the jejunum is the central of the three divisions of the small intestine and lies between the duodenum and the ileum. In adult humans it is about 2.5m long.
The inner surface of the jejunum is covered in projections called villi[?], which increase the area of tissue available to absorb nutrients from the gut contents.
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... the opening is not quite where it should be (it occurs lower than normal in hypospadias). A chordee[?] is when the urethra develops between the penis and the scrotum.
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