GI embryo Flashcards

p334: top

1
Q

Foregut develops into?

A

Pharnyx-duodenum

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2
Q

Midgut develops into?

A

Duodenum-prox 2/3 of transverse colon

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3
Q

Hindgut develops into?

A

Distal 1/3 of transverse colon-anal canal above pectinate line

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4
Q

Failure of rostral fold closure–>

A

sternal defect

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5
Q

Failure of lateral fold closure–>

A

Omphalocele, gastroschisis

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6
Q

Failure of caudal fold closure–>

A

Bladder extrophy

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7
Q

What happens to midgut in 6th wk?

A

Midgut herniates thru umbilical ring

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8
Q

What happens to midgut in 10th wk?

A

Midgut returns to abdominal cavity, rotates around SMA

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