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ANATOMY > GI > Flashcards

GI Flashcards

0
Q

Esophageal constrictions

A

Pharygoesophageal
Thoracic
Esophageal hiatus

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1
Q

Length of esophagus

A

10in/ 23-25cm

C6-T10

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2
Q

Average length between external orifice of the nose and stomach

A

17.2 in/ 44cm

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3
Q

POC for hemorrhage from esophageal varies

A

Sengstaken-blakemoore baloon

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4
Q

Location:cardiac orifice

A

2-4cm from the median plane, T10-T11

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5
Q

Location: fundus

A

5th left rib in the midclavicular plane

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6
Q

Pathogenesis of pyloric stenosis

A

Muscular is externa hypertophies

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7
Q

Length of nasogastric tube

A

17.2 in/ 44cm

Other sites of narrowing

  1. 2in
  2. 2in
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8
Q

Length of duodenum

A

10in

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9
Q

Parts of duodenum

A

Superior-5cm , ant.lat to body of L1
Descending-7-10cm, descends at R side of L1 through L3
Horizontal- 6-8cm and crosses L3
Ascending- 5cm at L of L3

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10
Q

Common site of gastric ulcer

A

Lesser curvature, above incisura

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11
Q

Common site gastric CA

A

Pylorus

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12
Q

Common site of duodenal ulcer

A

Anterior wall of D1

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13
Q

Jejunum vs ilium

A

Jejunum: deeper red, 2-4cm, thick and heavy, greater vascularity, lesser fat, large and tall plicae circularis

Ilium: pale pink, 2-3 cm, thin and light, lesser vascularity, more fat, low and sparse plicae circularis

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14
Q

Projection of inferior part of the head, extends medially to the L of SMA

A

Uncinate process

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15
Q

Blood supply of the pancreas

A

Superior pancreaticoduodenal a (gastroeuodenal<- celiac)
Inferior pancreaticoduodenal a (SMA)
Pancreatic a (splenic)

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16
Q

Pancreatic condition most commonly causes obstructive jaundice

A

Pancreatic CA

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17
Q

Location of the liver

A

R hypochondrium, upper epigastrium, L hypochondrium

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18
Q

Remnant of Urachus

A

median umbilical ligament

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19
Q

Remnant of umbilical vein

A

Ligament teres

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20
Q

Remnant of ductus venosus

A

Lig venosum

21
Q

Remnant of gabernculum

A

Round lig

22
Q

Remnant of ductus arteriosus

A

Ligamentumarteriosum

23
Q

Remnant of umbilical artery

A

Medial umbilical ligament

24
Q

Remnant of foramen ovale

A

Fossa ovalis

25
Q

Diamond shape,

Short axis is the intersecting line between neighboring portal areas

A

Acinus of Rappaport

26
Q

Liver zone most susceptible to ischemia

A

Zone 3

27
Q

Liver biopsy done at

A

R 10th ICS in MAL

28
Q

Junction bet neck and body of GB

A

Hartmann’s pouch

29
Q

Cystic a. is a branch of

A

R hepatic<– celiac

30
Q

Triangle of Calot

A

Sup: liver edge
Inf: cystic duct
Medial: common hepatic duct

31
Q

Most common sit of gallstone formation

A

Hepatopancreatic ampulla

32
Q

Referred pan for GB stone

A

T5 through L1 dermatome

33
Q

Length of LI segments

A 
Transverse 38cm/15in
Sigmoid colon 25-38/10-15
Desc colon 25/10
Rectum 13/5
Asc colon 13/5
Anal colon 4/1.5
Appendix 2.5/ 1
34
Q

McBurney’s point

A

1/3 of the way up the line joining the ASIS and umbilicus

35
Q

Blood supply of the appendix

A

Appendicular artery from iliocolic a.

36
Q

Most commonly injured n during appendectomy

A

Iliohypogastric n–> weakening of Abd wall

37
Q

Most mobile part of the colon

A

Transverse colon

38
Q

Most common site of volvulus formation

A

Sigmoid

39
Q

Blood supply of rectum

A

Superior rectal from IMA
Middle rectal from internal iliac
Inferior rectal from internal pudendal

40
Q

Boundary of Rectus and anus

A

Puborectalis

41
Q

Boundary bet upper and lower anal canal

A

Dentate line

42
Q

Upper vs. lower rectum

A

Upper anal canal: endoderm, columnar epith, w/ anal columns, sensitive to stretch , inf mesenteric LN

Lower anal canal: ectoderm, stratified squamous, w/out columns, pain temp touch pressure, superficial inguinal LN

43
Q

Aganglionic segment

A

Hirschprung dse

44
Q

Remnant of yolk sac

A

Meckel’s diverticulum

45
Q

Rule of 2 in true diverticulum

A

2ft from iliocecal valve
2%of population
2 inches long
Ectopic gastric or pancreatic cell

46
Q

Pain from

Foregut vs midgut vs hindgut

A

Epigastric vs. umbilical vs. hypogastric

47
Q

Muscle of the loin

A

Psoas major

48
Q

Quadratus lumborum (action)

A

Extends and laterally flexes the vertebral column

49
Q

Arise from L2, L3, L4

A

Femoral n

Obturator n

50
Q

L4 + L5

A

Lumbosacral trunk

ANATOMY (13 decks)

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