1.1.3. Lymphatic Drainage of the Lower Limb

Question 1

What is the function of the Lymphatic System?

Answer 1

1. To drain:
   a) Tissue Fluid
   b) Plasma Proteins
   c) Cellular Debris
   Back into the Blood Stream
2. It is involved in Immune Defence

Question 2

What is the name of the substances which enter into the Lymphatic Vessels?

Answer 2

Lymph

Question 3

What is the Lymph filtered by?

Answer 3

Lymph Nodes

Question 4

Where is the Lymph directed, after being filtered by the Lymph Nodes?

Answer 4

Into the Venous System

Question 5

How many groups of Lymphatic Vessels of the Lower Limb are there?

Answer 5

2

Question 6

What are the groups of Lymphatic Vessels of the Lower Limb?

Answer 6

1. Superficial Lymphatic Vessels of the Lower Limb

2. Deep Lymphatic Vessels of the Lower Limb

Question 7

What is the distribution of the Lymphatic Vessels of the Lower Limb similar to?

Answer 7

Veins of the Lower Limb

Question 8

How many sub-sets can the Superficial Lymphatic Vessels of the Lower Limb be divided into?

Answer 8

2

Question 9

What are the sub-sets of the Superficial Lymphatic Vessels of the Lower Limb?

Answer 9

1. Medial Superficial Lymphatic Vessels

2. Lateral Superficial Lymphatic Vessels

Question 10

What do the Medial Superficial Lymphatic Vessels follow the course of?

Answer 10

The Great Saphenous Vein

Question 11

Where do the Medial Superficial Lymphatic Vessels originate from?

Answer 11

The Dorsal Surface of the Foot

Question 12

Where do the Medial Superficial Lymphatic Vessels travel?

Answer 12

1. From the Dorsal Surface of the Foot
2. Up the Anterior and Posterior aspects of the Medial Lower Leg
3. Behind the Medial Epicondyle of the Femur

Question 13

Where does the Medial Superficial Lymphatic Vessels end?

Answer 13

In the Groin

Question 14

Where do the Medial Superficial Lymphatic Vessels drain into?

Answer 14

The Sub-Inguinal Group of Inguinal Lymph Nodes

Question 15

What do the Lateral Superficial Lymphatic Vessels follow the course of?

Answer 15

The Small Saphenous Vein

Question 16

Where do the Lateral Superficial Lymphatic Vessels originate from?

Answer 16

The Lateral Side of the Foot

Question 17

Where do the Lateral Superficial Lymphatic Vessels travel?

Answer 17

Either:

1. Alongside the Small Saphenous Vein to enter the Popliteal Lymph Nodes
2. Ascend in front of the Leg, crossing just below the Knee joint to join the Medial Superficial Lymphatic Vessels

Question 18

Are there more Superficial or Deep Lymph Nodes?

Answer 18

Superficial

Question 19

What do the Deep Lymphatic Vessels of the Lower Limb accompany?

Answer 19

The Deep Arteries of the Lower Limb

Question 20

What are the 3 main groups of Deep Lymphatic Vessels of the Lower Limb?

Answer 20

1. Anterior Tibial Lymph Vessel
2. Posterior Tibial Lymph Vessel
3. Peroneal Lymph Vessel

Question 21

What do each of the Lymph Vessels follow?

Answer 21

Their Respective Artery:

1. Anterior Tibial Lymph Vessel - Anterior Tibial Artery
2. Posterior Tibial Lymph Vessel - Posterior Tibial Artery
3. Peroneal Lymph Vessel - Peroneal Artery

Question 22

Where do the Deep Lymphatic Vessels of the Lower Limb end (drain into)?

Answer 22

The Popliteal Lymph Nodes

Question 23

Where are the Inguinal Lymph Nodes located?

Answer 23

The upper aspect of the Femoral Triangle

Question 24

How many Inguinal Lymph Nodes are there?

Answer 24

1 to 20

Question 25

What are the 2 sub-divisions of the Inguinal Lymph Nodes?

Answer 25

1. Superficial Inguinal Lymph Nodes

2. Sub-Inguinal Lymph Nodes

Question 26

What determines which of the 2 sub-divisions of Inguinal Lymph Nodes, they are?

Answer 26

Their position relative to a horizontal line drawn at the level of termination of the Great Saphenous Vein

Question 27

How many sub-groups of Sub-Inguinal Lymph Nodes are there?

Answer 27

2:

1. Superficial Sub-Inguinal Lymph Nodes
2. Deep Sub-Inguinal Lymph Nodes

Question 28

Where are the Superficial Inguinal Lymph Nodes located?

Answer 28

Directly below the Inguinal Ligament

Question 29

Where do the Superficial Inguinal Lymph Nodes receive Lymph from?

Answer 29

1. Penis
2. Scrotum
3. Perineum
4. Buttock
5. Abdominal Wall

Question 30

Where are the Superficial Sub-Inguinal Lymph Nodes located?

Answer 30

On each side of the Proximal section of the Great Saphenous Vein

Question 31

Where do the Superficial Sub-Inguinal Lymph Nodes receive Lymph from?

Answer 31

Superficial Lymphatic Vessels of the Lower Limb

Question 32

Where are the Deep Sub-Inguinal Lymph Nodes located?

Answer 32

Medial aspect of the Femoral Vein

Question 33

How many Deep Sub-Inguinal Lymph Nodes are there?

Answer 33

1 -3

Question 34

Where do the Deep Sub-Inguinal Lymph Nodes receive Lymph from?

Answer 34

Deep Lymphatic Trunks of the Thigh

Question 35

What accompanies the Deep Lymphatic Trunks of the Thigh?

Answer 35

The Femoral Vessels

Question 36

How many Popliteal Lymph Nodes are there?

Answer 36

Between 5 and 7

Question 37

Where are the Popliteal Lymph Nodes located?

Answer 37

Popliteal Fossa

Question 38

What are the Lymph Nodes inbedded in?

Answer 38

Fat Reserves

Question 39

Where do the Efferent Vessels of the Popliteal Nodes travel?

Answer 39

1. Alongside the Femoral Vessels

2. Alongside the Great Saphenous Vein

Question 40

Where do Popliteal Nodes, which travel alongside the Femoral Vessels, empty into?

Answer 40

The Deep Inguinal Nodes

Question 41

Where do Popliteal Nodes, which travel alongside the Great Saphenous Vein, empty into?

Answer 41

The Sub-Inguinal Lymph Nodes