اناٹومی مطالعاتی نوٹ · Abdomen
Jejunum and ileum
The mobile small intestine, about 6 m long, from the duodenojejunal flexure to the ileocaecal junction. The jejunum is the upper two-fifths and the ileum the rest, with a gradual change between them.
اہم نکات
- Jejunum: wide, thick, red, few arcades, long vasa recta.
- Ileum: thinner, many arcades, short vasa recta, Peyer patches.
- Both supplied by the SMA; drain to the SMV.
- Pain → umbilicus (T9–T11).
- Pre-arterial midgut segment; returns in the 3rd month.
- Exomphalos: loop fails to return.
- Peyer patches: ileum.
- Villi + crypts of Lieberkühn; Paneth cells make lysozyme.
اٹلس میں مکمل نوٹ میں یہ بھی شامل ہے
خصوصیات · Blood supply · Nerve supply · Lymph drainage · Histology · Development · طبی اہمیت
مفت سائن اِن کریں تاکہ اسے 3D ماڈل پر دیکھیں، مکمل نوٹ پڑھیں اور اس پر سوالات کی مشق کریں۔
ماخذ
- Snell’s Clinical Anatomy by Regions, 10th ed., ch. 7, PDF pp. 855–860
- Inderbir Singh’s Human Embryology, ch. 13, PDF pp. 182, 184–186, 193–194; ch. 14, PDF p. 224
- BRS Cell Biology & Histology, 7th ed., ch. 16, PDF pp. 293–296, 295
abdomen سے مزید
- Kidney
- Large intestine
- Linea alba
- Liver
- Lumbar plexus
- Pancreas
- Peritoneum
- Portal vein
- Psoas major
- Pyramidalis
- Quadratus lumborum
- Rectus abdominis
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