Lymphatic System

Question 1

Lymphatic System
(Function)

Answer 1

• A second circulatory system that is one-way and dead-ended

(collects excess fluid from cells and returns it to the blood)

Question 2

Lymph Nodes

Answer 2

Swellings in the system that fight infections
(found in dusters and glands)

Question 3

How is lymph made

Answer 3

• Highly pressured blood in arteries loses fluid by ultrafiltration
• This fluid then surrounds the body’s cells.

Question 4

What does Lymph contain

Answer 4

Fats, white blood cells and proteins

Question 5

How is tissue fluid drained

Answer 5

• Being drawn into capillaries near veins by osmosis (90%)
• Entering lymph vessels (10%)

Question 6

Function of lymph nodes

Answer 6

They fight infection by:
- Filtering bacteria
- Storing and maturing lymphocytes

Question 7

Function of Lymphatic system

Answer 7

1. To collect tissue fluid and return it to the blood.
2. To defend the body against infection
3. To absorb and transport fats
4. To help with hearing and balance