Large intestine Flashcards

(46 cards)

1
Q

How long is the large intestine

A

1.5 m

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2
Q

What is the main job of the large intestine

A

absorb water, and turn liquid contents into semisolid feces

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3
Q

What are the parts of the large intestine

A

Cecum
Appendix
Colon
Rectum + anal canal

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4
Q

What is the blind pouch found below the ileocecal junction

A

Cecum

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5
Q

What folds fuse together to prevent pack flow into the intestines

A

Ileal fold

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6
Q

What is the narrow muscular tube that contains lymphoid tissue

A

Appendix

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7
Q

what is the common position of the appendix

A

most: retrocecal

Second most: pelvic

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8
Q

are the cecum and appendix retroperitoneal or intra peritoneal

A

Intra peritoneal

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9
Q

What is it called when the appendix is inflamed

A

Appendicitis

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10
Q

What is the most common intro-abdominal inflammatory condition

A

Appendicitis

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11
Q

What might appendicitis cause if it is untreated

A

pertonitis

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12
Q

What can cause appendicitis

A

Lymphoid hyperplasia

Fecal impaction

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13
Q

What are the 4 parts of the colon

A

Ascending colon
Transverse colon
Descending colon
Sigmoid colon

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14
Q

What is that flexure that the ascending colon and transverse colon meet

A

Hepatic/right colic flexure

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15
Q

What is the flexure that the transverse colon and the descending colon meet

A

Splenic/left colic flexure

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16
Q

Which colic flexure is the highest

A

left colic flexure

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17
Q

What parts of the colon are retroperitoneal

A

Ascending and descending colon

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18
Q

What parts of the colon are intraperitoneal

A

Transverse and sigmoid colon

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19
Q

What are the narrow longitudinal bands of muscle along the colon

20
Q

What are the outpouchings of the colon

A

Haustra of Colon

21
Q

What are the small masses of fat that extend from the colon

A

Omental appendices

22
Q

What is the teminal portion of the large intestine

A

Rectum and anal canal

23
Q

What are herniations of mucosa of the colon throught the muscular laryer that are not inflammed

24
Q

What happens when the Diverticuli become inflammed

A

Diverticulosis

Abdominal pain, Diarrhea

25
What is Diverticulosis related to
Low fiber diet | age (over 40)
26
What part of the large intestine is the most common site for diverticulosis
Sigmoid colon
27
What pre-disposes someone to diverticulosis
Chronic constapation
28
What is ulcerative colitis
Severe inflammation and ulceration of the rectum and lower colon
29
What layer of the rectum and lower colon does ulcerative colitis occur
Mucosa
30
What does ulcerative colitis cause (other than inflammation)
Abdominal pain + Diarrhea
31
What may occur in ulcerative colitis
Bowl perferation
32
What condition is associated with abdominal pain, diarrhea with no inflammation
Irritable bowel syndrome
33
What happens in IBS
abnormal muscular contractions of colon
34
What are the major arteries that supply the large intestine
Superior Mesenteric Artery Inferior Mesenteric artery Marginal artery Vasa Recta
35
What artery supplies the right 2/3 of the transverse colon
Superior mesenteric Artery
36
What artery supplies the left 1/3 of the transverse colon
Inferior mesenteric artery
37
What artery is an anastomotic channel for the superior and inferior mesenteric artery
Marginal artery
38
What are the branches of the marginal artery that go to the large intestines
Vasa Recta
39
What are the branches of the superior mesenteric artery
``` Inferior Pancreaticoduodenal artery Jejunal and ileal arteries ileocolic artery right colic artery middle colic artery ```
40
What does the right colic artery branch of the superior mesenteric artery supply
Ascending colon
41
What does the middle colic artery branch of the superior mesenteric artery supply
Transverse colon
42
What are the branches of the inferior mesenteric artery
Left colic artery sigmoid artery superior rectal artery
43
What branch of the inferior mesenteric artery supplies the descending colon
Left colic artery
44
What innervates the cecum through the right 2/3 of the transverse colon
Superior mesenteric plexus
45
What innervates the left 1/3 of the transverse colon to the upper part of the anal canal
Inferior mesenteric plexus | Hypogastric plexus
46
Diarrhea, constapation and other colon problems may be related to a subluxation at what region
Lower T Upper L Sacrum