Lymphatic System

Question 1

What is the function of the lymphatic system?

Answer 1

• picks up, circulates, and filters lymph and drains it into the blood (specifically at junction of R and L internal jugular vein and subclavian artery) and **back into the circulatory system **
• protection: lymph nodes/ lymph organs and tissues have T and B cells, macrophages that inspect the lymph for foreign pathogens and can mount an immune response

Question 2

• What is another word for lymph?
• What is lymph made of?

Answer 2

• interstitial fluid
• plasma + WBC’s (basically everything BUT RBC’s)

Question 3

Explain edema

Answer 3

too much fluid goes from blood vessels into the interstitial space leads to swelling and lymph nodes can’t keep up.