Structure Of Blood Vessels And Flow Of Blood Through Them

Question 1

Are veins thin or thick walled? Why?

Answer 1

• thin walled due to low pressure

Question 2

Are arteries thin or thick walled? Why?

Answer 2

Thick walled due to high pressure

Question 3

What is the circulation process?

Answer 3

OB in pulmonary vein from lungs—> left ventricle —> left atrium —> aorta —> body —> DOB back to heart through vena cava —> right atrium —> right ventricle —> DOB in pulmonary artery to lungs