How does one get lymphatic fluid, and how is it circulated through the body?

Question

How does one get lymphatic fluid, and how is it circulated through the body?

Answer 1

you can get a sample from the lymphatic fluid by aspiration from a lymph node.

the lymph circulate through the body within the lymphatic system that drains the lymph from the interstitial space to the lymphatic vessels and through the lymph nodes, and eventually returns the lymph to the blood through the thoracic duct.