Flashcards in 2.2 Lymphatic Drainage of the Head and Neck Deck (17):
Name 3 areas of the head that do not have lymphatic drainage
What does a lymphatic vessel carry?
Lymph fluid (excess tissue fluid) from the tissues back to the circulation
How much lymph fluid is produced per day?
Where does lymph rejoin the circulation?
How does fluid move along lymphatic vessels?
Using valves which constrict passively and intrinsically
What is lymphoedema?
Fluid retention and tissue swelling due to a problem with the lymphatic system
What can cause lymphoedema?
Removal of lymph nodes
Damage to lymphatics- cancer treatment
What is a lymph node?
Connective tissue structure with a tough, fibrous, outer capsule. They contain high numbers of lymphocytes and macrophages
If a lymph node is tender, firm and mobile, what is the likely pathology?
If a lymph node is hard, matted and non-tender, what is the likely pathology?
Where are regional lymph nodes found?
Where are terminal lymph nodes found?
Deep in the body
What separates the superficial and deep lymph nodes in the neck?
Investing layer of deep cervical fascia
Where do most lymph nodes in the neck lie?
Where does Virchow's node drain?
Thorax and abdomen
What can be implied if Virchow's node is inflamed?