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21 Cards in this Set
- Front
- Back
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What 4 things form the diaphragm?
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Septum transversum --> central tendon
Pleuroperitoneal folds Body wall Dorsal mesentary of esophagus --> crura "Several Parts Build Diaphragm" |
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cyanosis
concave abdomen hypoplasia of thoracic organs |
diaphragmatic hernia
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Foregut
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pharynx to duodenum
celiac artery vagus n. |
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Midgut
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duodenum to transverse colon
superior mesenteric artery vagus n. |
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Hindgut
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distal transverse colon to rectum
inferior mesenteric artery pelvic n. |
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Sternal defects due to
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failure of rostral fold closure
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omphalocele, gastroschisis due to
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failure of lateral fold closure
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bladder exstrophy due to
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failure of caudal fold closure
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extrustion of abdominal contents through abdominal folds
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gastroschisis
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persistence of herniation of abdominal contents into umbilic cord, covered by peritoneum
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omphalocele
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duodenal atresia is due to
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failure of gut to recanalize
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jejunal, ileal, and colonic atresia with "apple peel" appearance are due to
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vascular accident in utero
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When does the midgut herniate through umbilical ring and begin rapid growth?
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6th week
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When does the midgut return to the abdominal cavity and rotate around the SMA?
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10th week
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What pathology results from improper rotation of the gut?
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volvulus (twisting around SMA)
intestinal obstruction |
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Fetus with polyhydramnios
Newborn with cyanosis, choking/vomiting, air bubble on chest X-ray |
tracheo-esophageal fistula (blind upper esophagus, lower esophagus connected to trachea)
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First born male with palpable "olive" mass in epigastric region
Nonbilious projectile vomiting at 2 weeks Treatment? |
Surgical incision; congenital pyloric stenosis
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Ventral pancreatic bud --> ?
Dorsal pancreatic bud -->? |
Ventral --> head, uncinate process, main duct
Dorsal --> body, tail, isthmus, accessory duct |
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pancreatic tissue forms a ring around 2nd part of duodenum
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annular pancreas (caused by ventral pancreas abnormality)
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ventral and dorsal parts of pancreas fail to fuse at 8 weeks
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pancreas divisum
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What's up with the spleen origin?
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Derived from dorsal mesentary (mesoderm) but supplied by celiac artery (foregut/endoderm)
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