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Gross Anatomy > Abdominal Cavity II > Flashcards

Abdominal Cavity II Flashcards

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1
Q

What are the segments of the small intestine?

A

Duodenum
Jejunum
Ileum

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2
Q

What are the segments of the large intestine?

A

Cecum
Colon
Rectum
Anal canal

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3
Q

What quadrant is the stomach located when empty?

A

Left cranial

Caudal to the liver

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4
Q

Can the stomach be palpated when empty?

A

No

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5
Q

Is the moderately or very full stomach palpable?

A

Both

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6
Q

Between which vertebrae is the moderately full stomach located?

A

T9-T12

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7
Q

Between which vertebrae is the very full stomach located?

A

T9-L3

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8
Q

Aside from palpability, what is the biggest difference between empty and full stomachs?

A

Full stomachs contact abdominal wall

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9
Q

What organs does the parietal surface of the stomach contact?

A

Liver, Diaphragm

Not covered by greater omentum

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10
Q

What organs does the visceral surface of the stomach contact?

A

Pancreas
Intestines
Covered by greater omentum

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11
Q

What is a common sign of a gut torsion?

A

Seeing the greater omentum first (visceral surface of stomach)

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12
Q

What are the regions of the stomach

A

Cardiac
Fundus
Body
Pyloric

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13
Q

What are the 2 segments of the pyloric portion of the stomach

A

Pyloric antrum

Pyloric canal

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14
Q

Which portion of the pyloric region is most narrow?

A

Pyloric canal

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15
Q

What are the 2 openings and respective sphincters of the stomach?

A

cardiac ostium/sphincter

pyloric ostium/sphincter

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16
Q

Where is the cardiac notch located?

A

Between cardiac and fundus

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17
Q

Where is the angular notch located?

A

lower part of lesser curvature

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18
Q

Which curvature is the hepatogastric ligament located?

A

Lesser curvature

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19
Q

Which curvature is the gastrosplenic ligament located?

A

greater

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20
Q

Where is the gastrophrenic ligament located?

A

Between esophageal hiatus and cardiac portion

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21
Q

Where is the cranial duodenal flexure located?

A

Right cranial quadrant

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22
Q

What quadrants does the descending duodenum cross?

A

Cranial right to caudal right quadrant

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23
Q

What is contained in the mesoduodenum?

A

Right lobe of pancreas

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24
Q

What quadrants does the caudal duodenal flexure cross?

A

Right caudal to left caudal quadrant

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25
Does the caudal duodenal flexure lie cranial or caudal to the root of the mesentery?
Caudal
26
What quadrants does the ascending duodenum lie in?
Caudal left to cranial left
27
What is the surgery landmark located between the ascending duodenum or descending colon?
Duodenocolic fold
28
Where is the duodenojejunal flexure located in respect to the root of the mesentery?
Left of the root of the mesentery
29
What is the longest part of the small intestine?
Jejunum
30
What quadrant is the jejnum located in?
Equally in all quadrants
31
Does the greater omentum cover the jejunum?
Yes
32
What is the suspensory ligament for the jenum?
Mesojejunum
33
Where does the ileum lie in respect to the root of the mesentary?
Caudal
34
What quadrants is the ileum usually located in?
Left caudal to right caudal
35
What determines the length of the ileum?
length of antimesenteric ileal artery
36
What orifice is located between the ileum and the ascending colon?
Ileocolic orifice with ileal papilla
37
Where is the cecum located?
Right caudal/cranial quadrant
38
What is the ileocecal fold?
Aponeurosis between ileum and cecum
39
What is the cecocolic orifice?
Cecum opens directly to colon
40
Do the cecum and ileum communicate?
NO!!
41
Do dogs have a vermiform appendix?
No, developed cecum
42
What is the clinical relevance of the cecum
Whipworms
43
Where is the ascending colon located?
Right caudal quadrant to right cranial quadrant
44
What is the shortest piece of the colon?
Ascending colon
45
Where is the right colic flexure located?
Right cranial quadrant
46
Where is the transverse colon located?
right cranial to left cranial quadrant
47
Where is transverse colon in respect to the root of the mesentery?
Cranial
48
Where is the left colic flexure located?
Left cranial quadrant
49
Where is the descending colon located?
Left cranial to left caudal quadrant
50
What is the longest portion of the colon?
Descending colon
51
Which part of the GI tract is used to manipulate the visceral to the left (to see the right dorsal abdominal wall)?
Descending duodenum
52
Which part of the GI tract is used to manipulate the viscera to the right (to see the left dorsal abdominal wall?)
Descending colon
53
Where does the rectum begin?
Pelvic inlet after descending colon
54
What covers the cranial portion of the rectum?
Peritoneum
55
What suspends the cranial portion of the rectum?
Mesorectum
56
Is the caudal portion of the rectum located in the pararectal fossa?
No, it is located caudal to pararectal fossa
57
Is the caudal portion of the rectal covered with peritoneum?
No, it is located in the retroperitonal space
58
What is the rectal ampulla?
Dilation of rectum
59
What are the 3 zones of the anal canal?
Columnar zone Intermediate zone Cutaneous zone
60
Which zone do anal sacs open to?
Inner part of cutaneous zone
61
What structures are located in the columnar zone?
Anal columns | Anal sinuses
62
What structures open to the outer part of the cutaneous zone?
Circumanal glands

Gross Anatomy (28 decks)

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