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
Dentate or pectinate line [embryonic origin nitong adult derivatives na 'to]
ectoderm derivative
26
Z-line [embryonic origin nitong adult derivatives na 'to]
foregut
27
pylorus [embryonic origin nitong adult derivatives na 'to]
foregut
28
jejunum [embryonic origin nitong adult derivatives na 'to]
midgut cephalic limb
29
ileocecal valve [embryonic origin nitong adult derivatives na 'to]
midgut caudal limb
30
transverse colon proximal 2/3 [embryonic origin nitong adult derivatives na 'to]
midgut caudal limb
31
first anatomical structure to re-enter during "intestinal Loop Retraction" after physiologic umbilical herniation
proximal jejunum
32
2nd biggest Kidney System that leads to physiologic umbilical herniation of primordial intestines
mesonephros
33
ONLY appropriate manifestation how to diagnose TRUE HERMAPHRODITE
(+) OVARIES & (+) TESTES
34
anlage of "brain" * "spinal cord"
neural tube
35
anlage of "kidney"
intermediate mesoderm
36
the reason why parietal cells are stomach's [gene for this regulatory function]
SOX-2
37
reason why islets of Langerhans are pancreas' [gene for this regulatory function]
PDX + PAX4 & 6
38
Why appendix outgrows from cecal bud [gene for this regulatory function]
HOX 9-11
39
why colon has taenia coli libera, mesocolla & epiploicae [gene for this regulatory function]
CDX-2
40
why gallbladder has spiral valves of Heister [gene for this regulatory function]
HNF-4
41
kailan? start of "physiologic umbilical herniation"
6th week AOG
42
kailan? start of "bile" production by the primordial liver
12th wk AOG
43
kailan? formation of "isletsof Langerhans"
3rd month AOG
44
kailan? start of "insulin" secretion by beta-cells of islets of Langerhans
5th month AOG
45
kailan? app. end of liver's "hematopoletic function"
7th mo. AOG
46
valves of Houston [gut tubes nitong adult derivative na 'to]
hindgut
47
Sigmoid Colon [gut tubes nitong adult derivative na 'to]
hindgut
48
transverse colon distal 3rd [gut tubes nitong adult derivative na 'to]
hindgut
49
appendix [gut tubes nitong adult derivative na 'to]
caudal limb of midgut
50
descending colon [gut tubes nitong adult derivative na 'to]
hindgut
51
first to re-enter during "physiologuc loop retraction"
proximal jejunum
52
last to re-enter in "physiologic loop retraction"
cecal bud
53
its presence leads to physiologic umbilical herniation
mesonephros
54
common endoderm of "proximal allantois" & "terminal hindgut"
cloaca
55
will give rise to lesser omentum, Glisson's capsule, & falciform ligament
septum transversum
56
esophagus and stomach
SOX-2
57
duodenum
PDX-1
58
pancreas
activin repressing SHH + PDX-1
59
jejunum and ileum
CDX-X
60
cecum and appendix
HOX 9-11
61
colon and anorectal canal
CDX-2
62
liver
FGF-2 BMP
63
hepatocyte
HNF-3
64
Bile cell lineages for biliary tract
HNF-4
65
mesoderm cells nested expressions
HOX family of genes
66
endoderm cells nested expressions
SHH
67
will become visceral covering of gut tube
visceral (sphlanchnic) mesoderm
68
will become lesser omentum, Glisson's capsule and falciform ligament
ventral mesogastrium
69
transverse coilon and greater curvature will hold the newly formed greater omentum
true
70
most parts of the duodenum, ascending colon, descending colon will become retreoperitoneal 10th week AOG
true
71
distal 3rd of the esophagus, stomach, first 2cm of duodenum, jejunoileum, transverse colon and sigmoid colon will maintain their ____ characteristics 10th wk QAOG
intraperitoneal (not sure)
72
first 90 degrees counterclockwise midgut rotation is
physiologic herniation
73
remaining 180 degrees counterclockwise midgut rotation is
loop retraction
74
midgut physiologic herniation is secondary to presence of ___
liver