Lymphatic System

Question 1

As blood passes through capillary beds, some of the fluid portion leaks through the capillary walls into the spaces between the cells.

Much of this fluid diffuses back into the capillaries but a portion remains in the interstitial spaces between cells.

The ________ collects this fluid and returns it to the circulatory system.

Answer 1

Lymphatic System

Question 2

The lymphatic system collects this fluid called ________.

Answer 2

lymph

Question 3

Lymphatic system is essential, because without it we would die from the resulting edema within _______.

Answer 3

24 hours

Question 4

What is edema?

Answer 4

Fluid accumulation

Question 5

As lymph flows through this lymphatic system, it is filtered.

What does the lymphatic system filter out?

Answer 5

Various particulates are removed, especially disease organisms

Question 6

Lymphatic system function

Answer 6

• Fluid drainage of the body
• Immune response

Question 7

When a foreign protein is detected, the body responds by __________

Answer 7

producing antibodies against it

Question 8

• Thin-walled vessels in close contact with most tissues
• ________ join together to eventually from the thoracic duct, which empties lymph from the lower part of the body into the subclavian vein

Answer 8

Lymph vessels

Question 9

These are swellings in the lymphatic system

Where lymph is filtered and cleansed of bacteria and waste products from the cells

Answer 9

Lymph nodes

Question 10

_______ are stored in lymph nodes.

Answer 10

Lymphocytes (white blood cells)

Question 11

• The largest organ in the adult lymphatic system
• A solid deep-red body about 12 cm long
• Lies on the left side of the upper abdomen between the lower ribs and the stomach

Answer 11

Spleen

Question 12

Functions of the spleen

Answer 12

• Removes worn-out red blood cells, bacteria and cell fragments from the blood
• Produces lymphocytes and antibodies

Question 13

These are small masses of lymphoid tissue on either side of the pharynx

Answer 13

Tonsils

Question 14

• Lies on top of the thorax, partly over the heart and the lungs
• It’s important in newborn as it controls the development of the spleen and the lymph nodes
• ________ becomes smaller after puberty

Answer 14

Thymus

Question 15

Functions of thymus

Answer 15

• Controls development of spleen and lymph nodes for newborns
• Produces lymphocytes and is the main center for providing immunity against harmful microorganisms

Question 16

What is the importance of lymphatic system in embalming?

Answer 16

Edema