UE Lymphatics

Question 1

What are axillary LNs?

Answer 1

A collection of five groups of LNs in the axilla including pectoral, subscapular, humeral, central and apical axillary LNs

Question 2

What are pectoral axillary LNs?

Answer 2

Receive lymph from the breast and lateral thoracic wall

Question 3

What are subscapular axillary LNs?

Answer 3

Receive lymph from the posterior thoracic wall and scapular region

Question 4

What are humeral axillary LNs?

Answer 4

Receive lymph from nearly the whole UE except the lymph vessels accompanying the cephalic vein which empty into the clavicular LNs

Question 5

What are the central axillary LNs?

Answer 5

Receives lymph from the pectoral, subscapular and humeral axillary LNs

Question 6

What are apical axillary LNs?

Answer 6

Receives lymph from the central axillary LNs

Question 7

What is the right lymphatic duct?

Answer 7

Drains primarily into subclavian lymphatic trunk
Empties into the brachiocephalic vein near its origin
Includes the subclavian lymphatic trunk

Question 8

What is the thoracic duct?

Answer 8

Drains lymph from the LEs, LUE and left side of head and neck (and other structures)
Empties into Venus system near the junction of the left internal jugular vein and left subclavian vein
In the thorax it drains the subclavian lymphatic trunk and bronchomediastinal trunk
Also includes subclavian lymphatic trunk