Lab 6: Arteries and Veins

Arteries and veins often run (a)  

Arteries have...

• Thicker walls and higher blood pressure

• Small, round lumen (internal space)

• Large, flat lumen

• Are more elastic

Veins have (are)....

• Small, round lumen (internal space)

• Have more valves

• Are more elastic

• Large, flat lumen

What are the three types of capillaries?

• Continuous Capillaries

• Fenestrated Capillaries

• Erythrocyte Capillary

• Sinusoid Capillaries

What do capillaries do?

• Helps regulate the blood

• Where gas exchange occurs

• Allows for the flow of nerves

• Connects veins and arteries

Which capillary is the most leaky?

• Sinusoid Capillary

• Fenestrated Capillary

• Continuous Capillary

Which capillary is the most tight?

• Continuous Capillary

• Fenestrated Capillary

• Sinusoid Capilarry

Identify which is open and closed

• A: Closed

  B: Open

• A: Open

  B: Open

• A: Open

  B: Closed

• A: Closed

  B:Closed

What does celiac mean?

• Abdomin

• Liver

• Mesentery

What does hepatic mean?

• Abdomin

• Adrenal Gland

• Liver

• Mesentary