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ANATOMY > 14-03 ALL EMBRYO II 2018 - GIT > Flashcards

14-03 ALL EMBRYO II 2018 - GIT Flashcards

1
Q

oral cavity, most parts (stomodeum)

[embryonic origin nitong adult derivatives na ‘to]

A

ectoderm derivative

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2
Q

appendix

[embryonic origin nitong adult derivatives na ‘to]

A

midgut caudal limb

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3
Q

transverse colon distal 3rd

[embryonic origin nitong adult derivatives na ‘to]

A

hindgut

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4
Q

jejenum

[embryonic origin nitong adult derivatives na ‘to]

A

midgut cephalic limb

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5
Q

stomach

[embryonic origin nitong adult derivatives na ‘to]

A

foregut

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6
Q

Ampulla of Vater wirh first few cm of duodenum

[embryonic origin nitong adult derivatives na ‘to]

A

foregut

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7
Q

rectum with Houston valves

[embryonic origin nitong adult derivatives na ‘to]

A

hindgut

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8
Q

esophagus

[embryonic origin nitong adult derivatives na ‘to]

A

foregut

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9
Q

lower half of anal canal (proctodeum)

[embryonic origin nitong adult derivatives na ‘to]

A

ectoderm derivative

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10
Q

proximal 2/3 of transverse colon

[embryonic origin nitong adult derivatives na ‘to]

A

midgut caudal limb

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11
Q

caudal part of duodenum after Vater

[embryonic origin nitong adult derivatives na ‘to]

A

midgut cephalic limb

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12
Q

duodenal cap

[embryonic origin nitong adult derivatives na ‘to]

A

foregut

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13
Q

vitelline duct

[embryonic origin nitong adult derivatives na ‘to]

A

midgut cephalic limb

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14
Q

antrum

[embryonic origin nitong adult derivatives na ‘to]

A

foregut

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15
Q

ligament of treitz

[embryonic origin nitong adult derivatives na ‘to]

A

midgut cephalic limb

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16
Q

cecum and appendix

[embryonic origin nitong adult derivatives na ‘to]

A

midgut caudal limb

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17
Q

stomodeum

[embryonic origin nitong adult derivatives na ‘to]

A

ectoderm derivative

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18
Q

descending colon

[embryonic origin nitong adult derivatives na ‘to]

A

hindgut

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19
Q

ascending colon

[embryonic origin nitong adult derivatives na ‘to]

A

midgut caudal limb

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20
Q

hepatic flexure

[embryonic origin nitong adult derivatives na ‘to]

A

midgut caudal limb

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21
Q

transverse colon distal 3rd

[embryonic origin nitong adult derivatives na ‘to]

A

hindgut

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22
Q

sigmoid colon

[embryonic origin nitong adult derivatives na ‘to]

A

hindgut

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23
Q

Houston valve

[embryonic origin nitong adult derivatives na ‘to]

A

hindgut

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24
Q

Hilton’s line

[embryonic origin nitong adult derivatives na ‘to]

A

ectoderm derivative

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25
Q

Dentate or pectinate line

[embryonic origin nitong adult derivatives na ‘to]

A

ectoderm derivative

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26
Q

Z-line

[embryonic origin nitong adult derivatives na ‘to]

A

foregut

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27
Q

pylorus

[embryonic origin nitong adult derivatives na ‘to]

A

foregut

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28
Q

jejunum

[embryonic origin nitong adult derivatives na ‘to]

A

midgut cephalic limb

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29
Q

ileocecal valve

[embryonic origin nitong adult derivatives na ‘to]

A

midgut caudal limb

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30
Q

transverse colon proximal 2/3

[embryonic origin nitong adult derivatives na ‘to]

A

midgut caudal limb

31
Q

first anatomical structure to re-enter during “intestinal Loop Retraction” after physiologic umbilical herniation

A

proximal jejunum

32
Q

2nd biggest Kidney System that leads to physiologic umbilical herniation of primordial intestines

A

mesonephros

33
Q

ONLY appropriate manifestation how to diagnose TRUE HERMAPHRODITE

A

(+) OVARIES & (+) TESTES

34
Q

anlage of “brain” * “spinal cord”

A

neural tube

35
Q

anlage of “kidney”

A

intermediate mesoderm

36
Q

the reason why parietal cells are stomach’s

[gene for this regulatory function]

A

SOX-2

37
Q

reason why islets of Langerhans are pancreas’

[gene for this regulatory function]

A

PDX + PAX4 & 6

38
Q

Why appendix outgrows from cecal bud

[gene for this regulatory function]

A

HOX 9-11

39
Q

why colon has taenia coli libera, mesocolla & epiploicae

[gene for this regulatory function]

A

CDX-2

40
Q

why gallbladder has spiral valves of Heister

[gene for this regulatory function]

A

HNF-4

41
Q

kailan? start of “physiologic umbilical herniation”

A

6th week AOG

42
Q

kailan? start of “bile” production by the primordial liver

A

12th wk AOG

43
Q

kailan? formation of “isletsof Langerhans”

A

3rd month AOG

44
Q

kailan? start of “insulin” secretion by beta-cells of islets of Langerhans

A

5th month AOG

45
Q

kailan? app. end of liver’s “hematopoletic function”

A

7th mo. AOG

46
Q

valves of Houston

[gut tubes nitong adult derivative na ‘to]

A

hindgut

47
Q

Sigmoid Colon

[gut tubes nitong adult derivative na ‘to]

A

hindgut

48
Q

transverse colon distal 3rd

[gut tubes nitong adult derivative na ‘to]

A

hindgut

49
Q

appendix

[gut tubes nitong adult derivative na ‘to]

A

caudal limb of midgut

50
Q

descending colon

[gut tubes nitong adult derivative na ‘to]

A

hindgut

51
Q

first to re-enter during “physiologuc loop retraction”

A

proximal jejunum

52
Q

last to re-enter in “physiologic loop retraction”

A

cecal bud

53
Q

its presence leads to physiologic umbilical herniation

A

mesonephros

54
Q

common endoderm of “proximal allantois” & “terminal hindgut”

A

cloaca

55
Q

will give rise to lesser omentum, Glisson’s capsule, & falciform ligament

A

septum transversum

56
Q

esophagus and stomach

A

SOX-2

57
Q

duodenum

A

PDX-1

58
Q

pancreas

A

activin repressing SHH + PDX-1

59
Q

jejunum and ileum

A

CDX-X

60
Q

cecum and appendix

A

HOX 9-11

61
Q

colon and anorectal canal

A

CDX-2

62
Q

liver

A

FGF-2 BMP

63
Q

hepatocyte

A

HNF-3

64
Q

Bile cell lineages for biliary tract

A

HNF-4

65
Q

mesoderm cells nested expressions

A

HOX family of genes

66
Q

endoderm cells nested expressions

A

SHH

67
Q

will become visceral covering of gut tube

A

visceral (sphlanchnic) mesoderm

68
Q

will become lesser omentum, Glisson’s capsule and falciform ligament

A

ventral mesogastrium

69
Q

transverse coilon and greater curvature will hold the newly formed greater omentum

A

true

70
Q

most parts of the duodenum, ascending colon, descending colon will become retreoperitoneal 10th week AOG

A

true

71
Q

distal 3rd of the esophagus, stomach, first 2cm of duodenum, jejunoileum, transverse colon and sigmoid colon will maintain their ____ characteristics 10th wk QAOG

A

intraperitoneal (not sure)

72
Q

first 90 degrees counterclockwise midgut rotation is

A

physiologic herniation

73
Q

remaining 180 degrees counterclockwise midgut rotation is

A

loop retraction

74
Q

midgut physiologic herniation is secondary to presence of ___

A

liver

ANATOMY (23 decks)

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