Blood Supply and Drainage of Abdominal Cavity

Question 1

Main supply of arterial blood to abdominal wall and viscera?

Answer 1

Paired parietal and visceral arteries

Unpaired visceral arteries

Question 2

Main drainage vessels of abdominal wall and viscera?

Answer 2

Paired parietal and visceral veins

Unpaired portal vein

Question 3

What is the importance of the portal vein?

Answer 3

To remove toxins from the blood

Question 4

Why are portosystemic shunts relevant?

Answer 4

Blood drainage bypasses the liver causing an increase of toxic levels in the blood

Question 5

How many lumber arteries are there?

Answer 5

9 pairs

Question 6

What are the paired parietal arteries?

Answer 6

Lumbar
Phrenicoabdominal
Deep Circumflex
External iliac
Internal ilac

Question 7

What do the external iliac arteries supply?

Answer 7

Abdominal wall and hindlimb*

Question 8

What do the lumbar arteries supply?

Answer 8

Spinal cord, epaxial muscles and dorsal skin

Question 9

Describe the lumbar arteries

Answer 9

Spinal and dorsal branch.

Spinal branch via infravertebral foramina and anastomose with the ventral spinal artery.

Question 10

What does the phrenicoabdominal artery supply?

Answer 10

Abdominal wall and diaphragm

Question 11

What does the deep circumflex artery supply?

Answer 11

Abdominal muscles, flank, skin cd. to abdomen and cr. thigh

Question 12

Where does the phrenicoabdominal artery lie?

Answer 12

Dorsal to the adrenal glands

Question 13

Where do the adrenal glands lie?

Answer 13

Cranial to the kidneys

Question 14

What does the internal iliac artery supply?

Answer 14

Muscles over the ileum

Question 15

What are the unpaired visceral arteries?

Answer 15

Renal and ovarian/testicular

Question 16

Describe the renal arteries and what do they supply?

Answer 16

Right is more cr. to the left, supplies kidneys

Question 17

Where does the left ovarian/testicular veins drain?

Answer 17

Into the left renal vein then to caudal vena cava

Question 18

Where do the ovarian arteries lie?

Answer 18

Within the broad ligament

Question 19

Where does the testicular artery lie?

Answer 19

Within the peritoneal fold

Question 20

What does the ovarian arteries supply?

Answer 20

Ovaries, uterine horn and uterine tube

Question 21

What are the paired visceral veins?

Answer 21

Renal, ovarian/testicular and hepatic

Question 22

What are the unpaired visceral arteries?

Answer 22

Celiac
Cr. mesenteric
Cd. mesenteric

Question 23

What visceral arteries anastomose?

Answer 23

Cephalic with oesophageal arteries and cr. mesenteric
Cr. mesenteric with cd. mesenteric and celiac
Cd. mesenteric with cr. mesenteric and cd. rectal

Question 24

What branches come off the celiac artery?

Answer 24

Hepatic
Splenic
Left gastric

Question 25

What does the cranial mesenteric artery supply?

Answer 25

Pancreas, duodenum, jejunum, ileum, spleen, colon, caecum

Question 26

What does the splenic artery supply?

Answer 26

The spleen

Question 27

What does the left gastric artery supply?

Answer 27

Stomach, pancreas, omenta

Question 28

What does the caudal mesenteric artery supply?

Answer 28

Desc. colon | Rectum

Question 29

What does the hepatic artery supply?

Answer 29

Liver and pancreas

Question 30

What is significant about the jejunum blood supply?

Answer 30

It is available in arcades and allows for enterectomies

Question 31

What are the paried parietal veins of the abdominal wall and viscera?

Answer 31

``` Lumbar Phrenicoabdominal Deep Circumflex External iliac Internal iliac ```

Question 32

What do the lumbar veins drain?

Answer 32

Vertebral canal, epaxial musculature and dorsal skin

Question 33

What do the lumber veins form?

Answer 33

The azygous vein

Question 34

What do the deep circumflex veins drain?

Answer 34

Abdominal wall

Question 35

What does the internal iliac vein drain?

Answer 35

Rectus, muscles over ileum and anal region

Question 36

What does the phrenicoabdominal veins drain?

Answer 36

Abdominal wall and diaphragm*

Question 37

What does the external iliac vein drain?

Answer 37

Hindlimb and abdominal wall

Question 38

What does the hepatic vein drain?

Answer 38

The liver

Question 39

What does the renal vein drain?

Answer 39

The kidneys

Question 40

What does the ovarian/testicular veins drain?

Answer 40

Genitals

Question 41

Where do the ovarian/testicular veins lie?

Answer 41

Ovarian - broad ligament | Testicular - peritoneal fold

Question 42

How many blood supplies does the liver have? Name them.

Answer 42

2 - Hepatic artery, branch of the celiac artey - Portal vein

Question 43

Why is anastomoses important?

Answer 43

Tissue is not compromised as there is more than one route for blood circulation.So if one route is jepordised there is a backup.

Question 44

What branches merge to form the portal vein?

Answer 44

Cr. mesenteric vein Cd. mesenteric vein Splenic vein Gastroduodenal vein

Question 45

What is the mammae blood supply equation

Answer 45

5 pairs 2 thoracic 2 abdominal 1 inguinal

Question 46

What are the cr/cd mammae arteries?

Answer 46

``` Lateral thoracic artery Intercostal arteries Cr. superficial epigastric artery Phrenicoabdominal artery Cd. superficial epigastric artery Deep circumflex artery ```

Question 47

What supplies the thoracic mammae?

Answer 47

Lateral thoracic and intercostal arteries

Question 48

What supplies the cd. thoracis and cr. abdominal mammae?

Answer 48

Cr. superficial epigastric artey

Question 49

What supplies the abdominal mammae?

Answer 49

Phrenicoabdominal artery

Question 50

What supplies the abdominal and inguinal mammae?

Answer 50

Cd. superficial epigastric artery

Question 51

What supplies the caudal abdominal and inguinal mammae?

Answer 51

Deep circumflex artery

Question 52

What does the ovarian artery supply?

Answer 52

Ovaries, uterine tube, cr. part of uterine horn

Question 53

What does the uterine artery supply?

Answer 53

Body and horn of uterus

Question 54

Where does the uterine artery arise from?

Answer 54

The vaginal artery of which is from the internal pudendal, which is from the internal iliac

Question 55

Where does the uterine branch of the ovarian artery lie?

Answer 55

Caudally in broad ligamnet

Question 56

Where does the uterine artery lie?

Answer 56

Cranially in the broad ligament

Question 57

What does the uterine artery anastomose with?

Answer 57

Uterine branch of ovarian artery - cranially | Vaginal artery - caudally

Question 58

What is the pathway for ovarian drainage?

Answer 58

Ovarian vein -> caudal vena cava -> left renal

Question 59

What is the pathway for uterine drainage?

Answer 59

Uterine vein -> internal iliac -> caudal vena cava eventually

Question 60

Are veins satellite to arteries for mammae, ovary and uterus supply?

Answer 60

Yes