02b Blood Vessels and Tissue Fluid Formation

Match the following

• thin walls, wide lumen

• Arteries

• pumps blood throughout the body

• Lungs

• very small, where gas exchange occurs

• Veins

• thick walls, narrow lumen

• Capillaries

• oxygenates the blood

• Heart

Match the following small blood vessels to their name.

• 2

• capillary

• 3

• arteriole

• 1

• venule

Place the following in order according to flow AWAY from the heart.

• medium/large veins

• venule

• muscular artery

• arteriole

• elastic artery

All exchange of materials between tissue fluid and blood occurs at the ____ size of blood vessels.

• arteriole

• capillary

• venule

• elastic artery

Match the following letters to what they represent in the diagram.

• B

• arteriole

• D

• tissue fluid

• A

• capillary

• C

• venule

Which arrows represent bulk flow created by hydrostatic pressure?

• orange arrows

• blue arrows

Which arrows represent bulk flow created by osmotic pressure?

• orange arrows

• blue arrows

In which area of the capillary is water concentration the highest?

• B1

• B2

• B3

In which area of the capillary is solute concentration the highest?

• B1

• B3

The pressure of blood inside the capillary forces water out of the blood and into the interstitial spaces.

This force is called:

• hydrostatic pressure

• osmotic pressure