Anatomy Topic 2 Case 7

Question 1

The spleen is derived from which germ layer?

Answer 1

• Dorsal mesentery

Question 2

Which abdominal region is the spleen located in?

Answer 2

• Left hypochondrium

Question 3

How is the spleen connected to the greater curvature of the stomach?

Answer 3

• Gastrosplenic ligament

Question 4

How is the spleen connected to the left kidney?

Answer 4

• Splenorenal ligament

Question 5

Which region of the spleen is not covered by visceral peritoneum?

Answer 5

• Hilum

Question 6

Outline the arterial supply of the spleen

Answer 6

• Splenic artery

- Branch of coeliac trunk

Question 7

Outline the pathway taken by the splenic vein

Answer 7

• Passes through the splenorenal ligament
• Joins the superior mesenteric vein
• To form the portal vein

Question 8

Outline the lymphatic drainage of the spleen

Answer 8

• Pancreaticosplenic nodes
• Drain into coeliac nodes
• Drain into pre-aortic lymph nodes

Question 9

Outline the innervation of the spleen

Answer 9

• Vasomotor fibres from greater splanchnic nerve
• Via the coeliac plexus
• Which stimulates vasoconstriction

Question 10

In which abdominal region is the liver located?

Answer 10

• Right hypochondrium
• Epigastric region
• Left hypochondrium

Question 11

Identify the two recesses of the liver

Answer 11

• Subphrenic recess

- Hepatorenal recess

Question 12

Identify the two regions of the liver that are not covered by visceral peritoneum

Answer 12

• Fossa for the gall bladder

- Porta hepatis

Question 13

What is the porta hepatis?

Answer 13

• Point of entry into the liver for the hepatic arteries and portal vein
• Exit point for hepatic ducts

Question 14

What is the role of the falciform ligament?

Answer 14

• Attachment of liver to anterior abdominal wall

- Separates liver into left and right areas

Question 15

Identify four additional ligaments associated with the liver

Answer 15

• Hepatogastric ligament
• Hepatoduodenal ligament
• Right and left triangular ligaments (diaphragm)
• Anterior and posterior coronary ligaments

Question 16

Which lobe is superior, the caudate or quadrate lobe?

Answer 16

• Caudate

Question 17

‘Caudate lobe is bounded on the left by the [A] and on the right by the [B]’

Answer 17

• [A] Ligamentum teres

- [B] Fossa for the gallbladder

Question 18

‘Quadrate lobe is bounded on the left by the [A] and on the right by the [B]’

Answer 18

• [A] Ligamentum venosum

- [B] Inferior vena cava

Question 19

Outline the arterial supply of the liver

Answer 19

• Common hepatic artery
• Gives off a terminal branch known as the hepatic artery proper
• Which divides into right and left hepatic arteries
• At the porta hepatis

Question 20

Which artery supplies the gall bladder?

Answer 20

• Cystic artery

- Branch of hepatic artery proper

Question 21

Outline the lymphatic drainage of the liver

Answer 21

• Coeliac nodes

Question 22

Outline the innervation of the liver

Answer 22

• Coeliac plexus

- Anterior vagus nerve also gives rise to large hepatic branch

Question 23

Outline the pathway taken by the portal vein

Answer 23

• Enters hepatic sinusoids
• Until it reaches the hepatic veins
• Which returns blood to the inferior vena cava