Spleen

Question 1

2 functions of spleen

Answer 1

1. Blood filter- removes and breaks down old red blood cells

2. Cell-mediated and humoral immune response

Question 2

What things which may cause splenomegaly?

Answer 2

1. Infections
2. Cancer e.g. leukaemia
3. Inflammatory diseases
4. Trauma

Question 3

Is the spleen intraperitoneal or retroperitoneal?

Answer 3

Intraperitoneal (except at splenic hilum)

Question 4

What connects the spleen to the greater curvature of the stomach and left kidney?

Answer 4

Greater omentum

Question 5

What connects the spleen to the greater curvature of stomach?

Answer 5

Gastrosplenic ligament

Question 6

What connects the spleen to the left kidney?

Answer 6

Splenorenal ligament

Question 7

Which ligament contains the splenic vessels and the tail of the pancreas?

Answer 7

Splenorenal ligament

Question 8

Between the gastrosplenic and splenorenal ligament lies what?

Answer 8

Lesser sac

Question 9

Name the 2 surfaces of the outer surface of spleen?

Answer 9

1. Diaphragmatic surface

2. Visceral surface

Question 10

The 4 anatomical borders of the spleen are?

Answer 10

Anterior
Superior
Posteriomedial
Inferior

Question 11

Which two borders of the spleen are smooth?

Answer 11

Posteriomedial

Inferior

Question 12

Which two borders of the spleen contain notches?

Answer 12

Anterior

Superior

Question 13

The name of the 2 pulps are?

Answer 13

White pulp

Red pulp

Question 14

Which pulp is more prevalent?

Answer 14

Red (80%)

Question 15

Has blood-filled cavities and sinusoids which act as the blood filter

Answer 15

Red pulp

Question 16

Lymphoid and immune response

Answer 16

White pulp (within red pulp?

Question 17

Arterial supply of spleen

Answer 17

Splenic artery

Question 18

Splenic artery runs in what ligament?

Answer 18

Splenorenal ligament

Question 19

Where is the splenic artery derived from?

Answer 19

Coeliac trunk

Question 20

Venous drainage of spleen

Answer 20

Splenic vein

Question 21

Which two veins unite to form the hepatic portal vein?

Answer 21

Splenic vein

Superior mesenteric vein

Question 22

Innervation of spleen

Answer 22

Coeliac plexus

Question 23

Lymphatic drainage of spleen

Answer 23

Splenic lymphatic vessels–> coeliac lymph nodes

Question 24

How many vessels does the splenic artery divide into when it reaches the spleen?

Answer 24

5

Question 25

Why does the spleen has vascular segments which mean that surgeons can remove one segment without affecting the others?

Answer 25

5 vessel branches of the splenic artery do not anastomose with each other