Exam 3 - Blood Supply to the Abdomen and Pelvis Flashcards

1
Q

When does the thoracic aorta become the abdominal aorta?

A

when it goes through the aortic hiatus

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2
Q

What are the branches of the abdominal aorta?

A

celiac artery, cranial mesenteric artery, phrenicoabdominal artery, renal artery, gonadal arteries, lumbar arteries, deep cirumflex iliac arteries, internal and external iliac arteries

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3
Q

What are the unpaired branches of the aorta?

A

celiac artery, cranial mesenteric artery, and the caudal mesenteric artery

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4
Q

What are the paired branches of the aorta?

A

renal arteries, gonadal arteries

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5
Q

What are the paired parietal branches of the aorta?

A

phrenicoabdominal artery, lumbar arteries, deep circumflex iliac artery

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6
Q

Where does the celiac artery arise from?

A

the ventral aspect of the aorta

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7
Q

What are the branches of the celiac artery?

A

hepatic artery, left gastric artery, splenic artery

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8
Q

What does the hepatic artery run in?

A

the mesoduodenum

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9
Q

What does the hepatic artery follow?

A

the hepato-duodenal ligament

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10
Q

What does the hepatic artery supply?

A

the liver, gall bladder, stomach, and the duodenum

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11
Q

What are two branches of the hepatic artery?

A

right gastric and gastroduodenal artery

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12
Q

What does the right gastric artery supply and how?

A

the stomach by passing the lesser curvature and anastamosing with the left gastric artery

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13
Q

What does the gastroduodenal artery divide into?

A

the right gastroepiploic artery and cranial pancreaticoduodenal artery

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14
Q

What does the pancreaticoduodenal artery supply?

A

the right lobe of the pancreas and the duodenum

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15
Q

Where does the left gastric artery run?

A

on the lesser curvature of the stomach and anastomoses with the right gastric artery

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16
Q

What does the left gastric artery supply?

A

the stomach and the esophagus

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17
Q

What does the splenic artery supply>

A

the left lobe of the pancreas, the spleen, and the stomach via the gastroepiploic artery

18
Q

What does the gastroepiploic artery anastamose with?

A

the right gastroepiploic artery of the hepatic artery

19
Q

What does the cranial mesenteric artery supply?

A

the duodenum, jejunum, ileum, cecum, and descending colon

20
Q

What does the caudal mesenteric artery supply?

A

the descending colon and the rectum

21
Q

True or False: The left renal artery is more cranial to the right renal artery

A

False - the right renal artery is more cranial

22
Q

What do the ovarian arteries supply?

A

After passing through the mesovarium, they supply the ovary, oviduct, and uterine horns

23
Q

What do the ovarian arteries anastamose with?

A

the uterine artery from the vaginal artery of the external iliac

24
Q

Where is the testicular vein located?

A

ventral to the ureter and courses with the testicular vein

25
Q

What is the testicular artery enclosed in?

A

the mesorchium that surrounds the vas deferens to form the spermatic cord

26
Q

What does the phreniocoabdominal artery branch off into?

A

the caudal phrenic artery to the diaphragm and the cranial abdominal branch into the abdominal muscles

27
Q

What are the branches of the lumbar arteries?

A

the dorsal and spinal branch

28
Q

What do the lumbar arteries supply?

A

the roof of the abdominal cavity (sublumbar and epaxial muscles)

29
Q

What does the deep circumflex iliac artery supply?

A

the flank region and the cranial aspect of the thigh

30
Q

When does the aorta give off the external iliac and the internal iliac arteries?

A

after giving off the deep circumflex iliac artery at the level of the 7th lumbar vertebra

31
Q

What does the aorta continue as after giving off the internal and external iliac arteries?

A

mid/median sacral artery and then as the median caudal coccygeal artery

32
Q

What does the external iliac artery supply?

A

the pelvic limb

33
Q

What does the internal iliac artery supply?

A

the pelvic viscera, peritoneum, external genitalia, and the terminal part of the rectum

34
Q

What are the branches of the internal iliac artery?

A

cranial vesical artery, caudal gluteal artery, internal pudendal artery

35
Q

What does the cranial vesical artery supply?

A

the umbilical artery to the urinary bladder

36
Q

Where is the caudal gluteal artery given off at?

A

the greater ischiatic notch

37
Q

What does the caudal gluteal artery supply?

A

gluteal muscles, the proximal 1/3 of the hamstrings, dorsal wall, and the tail

38
Q

What does the caudal gluteal artery anastomose with?

A

the caudal femoral and deep femoral

39
Q

What are the branches of the caudal gluteal artery?

A

the lateral caudal artery and the cranial gluteal artery

40
Q

Where is the internal pudendal artery given off at?

A

the greater ischiatic notch

41
Q

What does the internal pudendal artery supply?

A

the pelvic viscera - rectum, ureter, urinary bladder, urethra, vagina, uterus and penis

42
Q

If a needle were inserted accidentally lateral to the caudal vertebrae what could happen to the internal pudendal artery?

A

puncture it