Chapter 8.4

Question 1

Describe the general idea of the lymphatic system.

Answer 1

• it is made up of one way vessels that become larger as they move toward the center of the body
• > these vessels carry lymph and join to make a large thoracic duct in the posterior chest
• > this thoracic duct then delivers fluid into the left subclavian vein near the heart

Question 2

What is the purpose of lymph nodes

Answer 2

• they contain a lymphatic channel, a vein and an artery

- >they provide space for the cells of the immune system to be exposed to possible pathogens