Jejunum and Ileum Flashcards by Jamaira Belmes | Brainscape

Q

Proximal 2/5

Begins at the duodeno-jejunal flexure

lies at the LEFT UPPER QUADRANT

A

JEJUNUM

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Q

Distal 3/5

Ends at the ileocecal junction

lies at the RLQ

A

ILEUM

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Q

Thich and heavy wall

Large, tall, more numerous plicae circularis

Longer vasa recta

Redder

Less fat

Few lymphoid nodules

A

JEJUNUM

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Q

Thin and light wall

Meckel’s diverticulum

Smaller and widely separated plicae

Paler pink

Many prominent arcades

More fat

(+) aggregations of lymphoid tissues and Peyer’s patches

A

ILEUM

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