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Sectional Anatomy > The GI Tract > Flashcards

The GI Tract Flashcards

1
Q

functions of GI tract (4)

A

ingest food
break it down
distribute nutrients
eliminate solid wastes

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2
Q

4 layers of GI tract from inner to outer

A

mucosa
submucosa
muscularis
serosa

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3
Q

start of GI tract

A

esophagus

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4
Q

esophagus located ____ to aorta

A

ant and left

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5
Q

esophagus pierces diaphragm at what level of spine

A

T10
I8 10Eggs At12

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6
Q

terminal end of esophagus

A

GE junction

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7
Q

gastroesophageal junction (what)

A

door to stomach (open to let food in, closes to prevent stomach acid moving up)

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8
Q

GE junction is ____ to diaphragm, ____ to aorta, _____ to left lobe of liver

A

inferior
anterior and slightly left
posterior

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9
Q

stomach in respect to peritoneum

A

intraperitoneal

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10
Q

stomach location quadrant method

A

LUQ

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11
Q

internal folds of the stomach

A

rugae

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12
Q

Four parts of the stomach

A

Cardia
Fundus
Body
Pylorus

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13
Q

Cardia

A

Entrance of stomach

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14
Q

Fundus of stomach

A

Superior rounded portion above GE junction

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15
Q

Body of stomach

A

Major portion

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16
Q

Pylorus

A

Inf part of stomach has canal and antrum

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17
Q

Parts of pylorus (and what they are)

A

Antrum: first part connects to body
Canal: communicates with 1st part of duodenum

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18
Q

Curvatures of stomach

A

Greater: lateral
Lesser: medial

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19
Q

Small intestine is how long

A

6-7m

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20
Q

Small intestine is located in what quadrant of abdomen

A

RLQ
LLQ

21
Q

3 parts of SI

A

Duodenum
Jejunum
Ileum

22
Q

Duodenum (what, what region)

A

Shortest portion of SI
Epigastric region

23
Q

Duodenum connects to pylorus at

A

Pyloric sphincter

24
Q

How many parts are in the duodenum

A

4

25
Q

1st part of duodenum AKa

A

Superior portion or bulb

26
Q

What part of the duodenum is “different” and why

A

The first part cause it is intraperitoneal rather than retroperitoneal

27
Q

1st part of the duodenum is _____ to pancreatic head and _____ to gallbladder Fundus

A

Anterior
Posterior

28
Q

2nd part of duodenum AKA

A

Descending portion

29
Q

2nd (descending) part of duodenum is ______ to pancreatic head and _____ to transverse colon

A

Right lateral
Posterior

30
Q

3rd part of duodenum AKA

A

Transverse

31
Q

3rd/transverse duodenum is ____ to aorta/IVC and ____ to pancreatic head

A

Anterior
Inferior

32
Q

4th part of duodenum AKA

A

Ascending

33
Q

4th/ascending duodenum is _____ to head of pancreas and ____ to aorta

A

Inferior and medial
Anterior

34
Q

Ascending duodenum connects to

A

Jejunum

35
Q

Jejunum (what, peritoneum, region)

A

Middle part of SI
Intraperitoneal
Tightly coiled
Mainly umbilical region

36
Q

Ileum what

A

Final part of SI
Longest portion of SI

37
Q

Ileum terminates at the junction of the ______ and _____ at the ____

A

Cecum
Ascending colon
Ileocecal valve

38
Q

Haustra

A

Puckered sacs along length of colon

39
Q

Divisions of LI (5)

A

Cecum
Colon
Sigmoid
Rectum
Anus

40
Q

Cecum (what/quadrant/region)

A

Pouch like portion at origin of ascending colon
RLQ/R iliac region

41
Q

What extends from Cecum and where

A

Appendix
From inferior portiin

42
Q

Appendix courses/length

A

Blind ended tube that courses inferior and medial
6-10cm long

43
Q

Hepatic flexure (what,connects/peritoneum)

A

90 degree curve in RUQ
Connects ascending and transverse colon
Retroperitoneal

44
Q

What part of LI is different from the rest and why

A

Transverse as it’s intraperitoneal

45
Q

Splenic flexure connects

A

Transverse and descending colon

46
Q

Splenic flexure more ____ than hepatic flexure

A

Superior

47
Q

Sigmoid (shape, what, region)

A

S shaped
Terminal end of colon
Left inguinal and suprapubic (hypogastric) region

48
Q

Rectum (T/F pelvis/ region/ ___ to bladder)

A

True
Pubic region
Posterior

49
Q

what part of stomach is located directly anterior to pancreas

A

pyloric antrum

Sectional Anatomy (18 decks)

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