Vessels and Nerves of the Abdominal Viscera

Question 1

The vagus nerve leaves the cranial cavity via…

Answer 1

Tympano-occipital fissure

Question 2

What branches from the vagus nerve over the base of the heart

Answer 2

The recurrent laryngeal nerve

Question 3

The right and left vagus nerves divide caudal to the root of the lung into…

Answer 3

Dorsal and ventral branches

Question 4

The dorsal branches of the vagus nerve unite near the diaphragm to form…

Answer 4

The dorsal vagal trunk

Question 5

The ventral branches of the vagus nerve unite caudal to the root of the lung to form…

Answer 5

The ventral vagal trunk

Question 6

What does the ventral vagal trunk supply

Answer 6

The liver, parietal surface of the stomach and the pylorus

Question 7

The dorsal vagal trunk gives off ____ branch and contributes to the formation of ____

Answer 7

Celiac; celiac and cranial mesenteric plexuses

Question 8

Where does the dorsal vagal trunk continue to and supply

Answer 8

Along the lesser curvature of the stomach to supply the visceral surface of the stomach, including the pylorus

Question 9

What three abdominal aortic nerve plexuses were dissected

Answer 9

Celiac, cranial mesenteric and caudal mesenteric

Question 10

The nerve plexuses dissected contain…

Answer 10

Parasymp preganglionic axons, symp visceral efferent, and visceral afferent processes

Question 11

What artery did we come across when looking for the sympathetic trunk

Answer 11

Deep circumflex iliac artery

Question 12

Where do most of the preganglionic axons in the sympathetic trunk pass at the level of T10-13

Answer 12

Into splanchnic nerves

Question 13

Splanchnic nerves contain ___ axons

Answer 13

Sympathetic

Question 14

Where does the major splancnic nerve leave the sympathetic trunk

Answer 14

The 12th/13th thoracic sympathetic ganglion

Question 15

Where does the major splancnic nerve go to

Answer 15

The adrenal and celiacomesenteric ganglia and plexus

Question 16

Where does the minor splancnic nerve leave the sympathetic trunk

Answer 16

The last thoracic and first lumbar sympathetic ganglion

Question 17

The minor splancnic nerve supplies the…

Answer 17

Adrenal gland

Question 18

The minor splancnic nerve terminates in…

Answer 18

The celiacomesentaric plexus

Question 19

The lumbar splancic nerves arise from ___ and are distributed to ___

Answer 19

2-5 lumbar sympathetic ganglion; aorticorenal, cranial mesenteric and caudal mesenteric ganglia and plexus

Question 20

Each lumbar artery extends dorsally and terminates in…

Answer 20

A spinal and dorsal branch

Question 21

What do the spinal branches of lumbar arteries supply

Answer 21

The spinal cord

Question 22

What do the dorsal branches of the lumbar arteries supply

Answer 22

The muscles and skin above the lumbar veterbrae

Question 23

What are the 3 branches of the celiac artery

Answer 23

Hepatic, left gastric and splenic

Question 24

The hepatic artery passes to the liver in the…

Answer 24

Hepatoduodenal ligament

Question 25

How many branches leave the hepatic artery to supply the liver

Answer 25

1-5

Question 26

What is the cystic artery

Answer 26

It leaves the last hepatic branch to supply the gallbladder

Question 27

When/what/where does the hepatic artery terminate in

Answer 27

After giving off branches to the liver, it terminates as the right gastric and gastroduodenal arteries in the lesser omentum

Question 28

What does the left gastric artery supply

Answer 28

Both surfaces of the stomach

Question 29

What are the two branches of the splenic artery

Answer 29

Dorsal and ventral

Question 30

What branch of the splenic artery supplies the stomach and how

Answer 30

Dorsal (some variations will be ventral); it has a few short gastric arteries that course in the gastrosplenic ligament, and it continues as the left gastroepiploic artery on the greater curvature of the stomach

Question 31

What 3 arteries arise from a common trunk from the cranial mesenteric artery

Answer 31

Middle colic, right colic and ilocolic

Question 32

What do the branches of the middle colic artery supply

Answer 32

The descending and transverse colon

Question 33

What does the iliocolic artery supply

Answer 33

Ileum, cecum, ascending colon (colic branch)

Question 34

What other artery (not from the common trunk) arises from the cranial mesenteric

Answer 34

Caudal pancreaticoduodenal and jejunal arteries (caudal side)

Question 35

What does the caudal pancreaticoduodenal artery supply

Answer 35

Descending duodenum and right lobe of pancreas

Question 36

The cranial mesenteric artery is terminated by...

Answer 36

Ileal arteries

Question 37

The common trunk of what 2 arteries is paired

Answer 37

Caudal phrenic and cranial abdominal

Question 38

What does the caudal phrenic artery supply

Answer 38

The diaphragm

Question 39

The adrenal gland may receive branches from...

Answer 39

The aorta, caudal phrenic, renal or lumbar arteries

Question 40

What renal artery is more cranial than the other

Answer 40

The right

Question 41

What do the testicular artery, vein and nerve lie in

Answer 41

The mesorchium

Question 42

The right testicular and ovarian veins enter...

Answer 42

The caudal vena cava

Question 43

The left testicular and ovarian veins enter...

Answer 43

The left renal vein

Question 44

What are 2 branches of the caudal mesenteric artery

Answer 44

Left colic and cranial rectal

Question 45

What does the deep circumflex iliac artery supply

Answer 45

The musculature of the caudodorsal portion of the abdominal wall, and the skin of the caudal abdominal area, the flank and the cranial thigh

Question 46

The portal vein

Answer 46

Carries the venous blood to the liver from abdominal viscera

Question 47

Where can the portal vein be found

Answer 47

In the hepatoduodenal ligament at the ventral border of the epicloic foramen

Question 48

What does the gastroduodenal vein drain

Answer 48

Pancreas, stomach, duodenum and greater omentum

Question 49

What does the splenic vein drain

Answer 49

Spleen, stomach, pancreas and greater omentum

Question 50

The splenic vein receives...

Answer 50

The left gastric vein

Question 51

The left gastric vein drains...

Answer 51

The lesser curvature of the stomach

Question 52

What does the cranial mesenteric vein drain

Answer 52

Jejunum, ileum, caudal duodenum and right lobe of pancreas

Question 53

What does the caudal mesenteric vein drain

Answer 53

Cecum and colon

Question 54

What does the portal vein divide into as it enters the liver

Answer 54

Short right and long left

Question 55

The right branch of the portal vein supplies...

Answer 55

The right lateral lobe and caudate process of the caudate lobe

Question 56

The 2 vagal trunks pass through ___ and course along ___

Answer 56

The esophageal hiatus; the lesser curvature of the stomach

Question 57

What are sinusoids

Answer 57

Special capillaries that receive blood from terminal branches of the hepatic artery and hepatic portal vein and deliver it into central veins

Question 58

The splanchnic nerves carry fibers of...

Answer 58

Autonomic nervous system and sensory fibers from organs (visceral afferent fibers)