Thorax Lymphatic Drainage

Question 1

What are the 5 lymph nodes of the breast?

Answer 1

1. parasternal
2. inguinal
3. infraclavicular
4. axillary
5. apical axillary

Question 2

What are the 4 thoracic, parietal lymph nodes?

Answer 2

1. parasternal
2. intercostal
3. diaphragmatic
4. posterior mediastinal

Question 3

What are the 4 thoracic, visceral lymph nodes?

Answer 3

1. pulmonary
2. bronchopulmonary
3. tracheobronchial (inferior and superior)
4. paratracheal

Question 4

Function of the parasternal lymph nodes (breast):

Answer 4

drain medial breast bilaterally

Question 5

Function of the inguinal lymph nodes:

Answer 5

may * drain inferior breast

located in LE

Question 6

Function of the infraclavicular lymph nodes:

Answer 6

may drain superior breast

Question 7

Function of the axillary lymph nodes:

Answer 7

(pectoral, humeral, subscapular, central)

PREDOMINANT drainage of the breast

Question 8

Function of the apical axillary lymph nodes

Answer 8

Drain superior breast and other axillary nodes

Question 9

Function of the parasternal (thoracic, parietal lymph nodes)

Answer 9

drains medial breast (bilaterally) , upper abdominal wall, anterior pleura and part of liver

Question 10

Function of intercostal lymph nodes (thoracic, parietal lymph nodes)

Answer 10

drain lateral and posterior thoracic wall

Question 11

Function of posterior mediastinal lymph nodes (thoracic, parietal lymph nodes)

Answer 11

drain pleura and esophagus

Question 12

Function of diaphragmatic lymph nodes (thoracic, parietal lymph nodes)

Answer 12

drain liver, pleura, and diaphragm

Question 13

Function of pulmonary lymph nodes (thoracic, visceral lymph nodes):

Answer 13

drains the lung

Question 14

Function of the bronchopulmonary lymph nodes (thoracic, visceral lymph nodes)

Answer 14

drain pulmonary nodes and bronchi

Question 15

Function of the tracheobronchial lymph nodes (inferior and superior) (thoracic, visceral lymph nodes)

Answer 15

drain bronchopulmonary & posterior mediastinal nodes, trachea, & heart

Question 16

Function of the paratracheal lymph nodes (thoracic, visceral nodes):

Answer 16

drain tracheobronchial nodes

Question 17

Function of the cisternal chyli:

Answer 17

receives lymph from preaortic and retroaortic lymph nodes (details in Clinical Anatomy II) and lower extremities (via left and right lumbar trunks) and **provides origin to thoracic duct

Question 18

What are the two main lymphatic ducts of the thorax region?

Answer 18

thoracic duct

right lymphatic duct

Question 19

Function of the thoracic duct:

Answer 19

** IMPORTANT:
drains nodes of the right and left lower extremities, pelvis, abdomen, left thorax, left upper extremity, and left head and neck (via cisterna chyli, left jugular, left subclavian, and left bronchomediastinal trunks)

Question 20

Function of the right lymphatic duct:

Answer 20

drains nodes of the right thorax, right upper extremity, and right head and neck.

Forms at union of right jugular, right subclavian, and right bronchomediastinal trunks

Question 21

What is the primary lymphatic trunk in the thoracic region?

Answer 21

The bronchomediastinal (right and left) trunk

Question 22

Function of the bronchomediastinal trunk:

Answer 22

drains parasternal, diaphragmatic, and thoracic visceral nodes