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Deve Blk 3 wk 3- GI system
Medical School Human Development Class
13
Medical
Graduate
11/02/2010

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Cards

Term
Liver and gall bladder derived from?
Definition
endoderm
Term
Pancreas derived from
Definition
endoderm
Term
What does all innervation of the midgut?
Definition
vagus
Term
What innervates hind gut
Definition
sacral outflow path
Term
what is the spleen derived from
Definition
mesoderm
Term
Meckel's diverticulum
Definition
yolk sac fails to obliterate. Attachment to anterior ab wall near iliocecal junction. can be communicating with surface or not
Term
Pyloric stenosis
Definition
hypertrophy of pyloric sphincter. can't pass food through, causes projectile vomiting
Term
Duodenal atresia
Definition
complete occlusion of duodenal lumen. child vomits. usually contains bile bc occlusion distal to bile duct
Term
volvulus
Definition
intestines excessively twisted. can cut off blood supply
Term
Hirschprung's disease
Definition
portion of postganglionic sacral outflow missing. food can't pass along second part of intestine. kids constantly constipated
Term
Intussusception
Definition
intestines can't open. compromises blood supply and flow of food
Term
*omphalocele
Definition
persistant herniation of intestines into umbilical cord
Term
*Gastroschisis
Definition
extrusion of abdominal viscera. NO involvement of umbilical cord
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