Layers Of Blood Vessels

Question: Name the 3 different types of blood vessels and give a description or function of each one.

Answer:

Question: Describe the 3 distinct layers of the most blood vessels.

Answer:

Question: How are capillaries different from arteries and veins in regard to these layers?

Answer: Capallaries only have thin tunica intima, but arteries and veins have all three layers.

Question: Define “endothelium.”

Answer: Simple squamous epithelium that lines lumen of all blood vessels.

~Slick surface reduces friction

Question: How is the anatomy of capillaries and capillary beds well suited to their function?

Answer: Capillaries walls are very fine to allow the diffusion of nutrients/wastes across the membrane, allowing tissues to receive and remove nutrients/wastes