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Gross Anatomy > Abdominal Cavity > Flashcards

Abdominal Cavity Flashcards

1
Q

Boundaries of the abdominal cavity

A

Lateral and ventral: external abdominal oblique m., internal abdominal oblique m., transverse abdominus m., costal arch (lateral)
Dorsal: vertebrae, hypaxial mm.
Cranial: Diaphragm
caudal: pelvic inlet

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2
Q

parietal peritoneum

A

lines the boundaries of the abdominal and pelvic cavities.

Attached to transversals fascia

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3
Q

visceral peritoneum (serosa)

A

covers the organs within the abdominal and pelvic cavities

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4
Q

peritoneum

A

serous membrane that secretes serous fluids

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5
Q

peritoneal cavity

A

located between the parietal and visceral peritoneum

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6
Q

connecting peritoneum

A

double sheets of peritoneum extending between organs or connecting them to the parietal peritoneum
ex) mesentery, ligament , omentum

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7
Q

mesentery

A

passes from abdominal wall to intestine

wide and contains vessels and nerves

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8
Q

ligament

A

courses from wall to organ, or organ to organ

narrow, contains few vessels

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9
Q

structures that develop from dorsal primitive mesentery

A 
greater momentum 
mesoduodenum 
mesojejunum 
mesoileum 
mesocolon 
mesorectum
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10
Q

structures that develop from ventral primitive mesentery

A

lesser omentum
falciform ligament
median ligament of the bladder

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11
Q

cranial abdomen during development

A

has dorsal and ventral primitive mesentery

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12
Q

abdomen caudal to the liver during development

A

has only dorsal primitive mesentery

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13
Q

greater omentum

A

“fat skin”
corses from dorsal body wall to greater curvature of the stomach
contains fat and vessels
superficial (closer to ventral abdominal wall, contains spleen) and deep (contains the left limb of the pancreas) leaves

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14
Q

omental bursa

A

space between superficial and deep leaves of greater momentum

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15
Q

epiploic foramen

A

identify on right side of animal
entrance to the omental bursa
site of communication between peritoneal cavity and omental bursa

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16
Q

boundaries of the epiploic foramen

A

dorsal-caudal vena cava
ventral- (hepatic) portal vein
caudal-hepatic a.
cranial -liver

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17
Q

lesser omentum

A

courses from lesser curvature of the stomach and initial portion of duodenum to liver and stomach

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18
Q

hepatogastric ligament

A

part of the lesser omentum located between stomach and liver

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19
Q

hepatoduodenal ligament

A

part of the lesser omentum located between the liver and initial portion of the duodenum

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20
Q

organs located in right cranial quadrant

A 
pylorus 
pyloric antrum 
Duodenum RCr-RCa
Cranial duodenal flexure  
Descending duodenum RCr-RCa
Ascending Colon  RCa-RCr
Transverse Colon  RCr-LCr
Liver  LCr-RCr
gal bladder 
Right kidney  RCr-RCa
Left limb of pancreas  RCr-LCr
Right limb of pancreases RCr-RCa
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21
Q

organs located in all 4 quadrants

A

jejunum

colon

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22
Q

organs located in left cranial quadrant

A 
Cardia (stomach)
Fundus (stomach)
Body of stomach
Transverse Colon  RCr-LCr
Descending Colon  LCr-LCa
Liver  LCr-RCr
Left kidney  LCr-LCa
Spleen LCr-LCa (in dorsal and left lateral recumbency)
LCr, LCa, RCr (in right lateral recumbency)
Left limb of pancreas RCr-LCr
23
Q

organs located in right caudal quadrant

A 
Descending duodenum RCr-RCa
Caudal duodenal flexure  RCa-LCa
ileum  LCa-RCa
cecum 
Ascending Colon  RCa-RCr
Right kidney  RCr-RCa
Right limb of pancreas RCr-RCa
24
Q

organs located in left caudal quadrant

A

Ascending duodenum
Duodenojejunal flexure
Ileum LCa-RCa
Descending Colon LCr-LCa
Left kidney LCr-LCa
Spleen LCr-LCa (in dorsal and left lateral recumbency)
LCr, LCa, RCr (in right lateral recumbency)

25
Q

falciform ligament

A

remnant of ventral mesentery
courses from umbilicus to the diaphragm
storage of fat in dog

26
Q

falciform ligament encloses________

A

in fetus: umbilical vein

in adult: round ligament of the liver

27
Q

falciform ligament in cat

A

not nearly as big as in dog, just a small peritoneal fold

28
Q

median ligament of bladder

A

remnant of ventral mesentery

courses along ventral body wall caudal to umbilicus & attaches to urinary bladder

29
Q

aortic hiatus

A

part of diaphragm

opening in diaphragm muscle that aorta, azygos v. and thoracic duct pass through

30
Q

esophageal hiatus

A

opening in diaphragm muscle that esophagus, dorsal & ventral vagus nerve trunks, and esophageal vessels pass through

31
Q

caval foramen

A

foramen in diaphragm that caudal vena cava passes through

32
Q

crura of diaphragm attach to

A

L3 and L4 vertebrae

33
Q

lumbocostal arch

A

located lateral to crura between crus and body wall

sympathetic trunk and major splanchnic n. course through each arch

34
Q

lobes of the liver

A

left (lateral and medial), quadrate, right (lateral and medial), caudate (with caudate and papillary processes)

35
Q

gal bladder location in liver

A

between right and quadrate lobes

36
Q

falciform ligament and round ligament of liver located

A

between left and quadrate lobes

37
Q

parietal surface of liver

A

contacts the diaphragm

38
Q

visceral surface of diaphragm

A

contacts stomach, duodenum, pancreas, right kidney, +/- spleen, greater momentum and small intestine

39
Q

ligaments of the liver

A

hold the liver in place. Triangular ligament & coronary ligament

40
Q

triangular ligament

A

right triangular ligament: courses from right crus to diaphragm to right lateral lobe of liver
left triangular ligament: courses from left crus to diaphragm to left lateral lobe of liver

41
Q

coronary ligament

A

courses between diaphragm and liver around caudal vena cava and hepatic veins

42
Q

hepatic artery

A

carries oxygen rich blood to the liver

43
Q

portal vein

A

carries nutrient-rich blood to the liver from the digestive tract

44
Q

Hepatic vein

A

carry blood from the liver tho the caudal vena cava

45
Q

biliary system contains

A

gall bladder
cystic duct
hepatic ducts
common bile duct

46
Q

gall bladder

A

located between the quadrate and right medial lobes of the liver (right cranial abdominal quadrant)
stores bile

47
Q

cystic duct

A

courses between the gall bladder and bile duct

48
Q

hepatic ducts

A

carry bile from liver to bile duct

49
Q

common bile duct

A

formed by union of cystic duct and hepatic ducts

carries bile to duodenum

50
Q

major duodenal papilla

A

site of drainage of bile duct into duodenum

51
Q

functions of the liver

A

metabolism of carbohydrates, fats, proteins
production of bile
storage and filtration of blood
excretion of bilirubin and other substances formed elsewhere in the body
detoxify foreign substances

52
Q

blood flow to the liver

A

hepatic artery

portal vein

53
Q

blood flow from the liver

A

hepatic veins

Gross Anatomy (13 decks)

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