10 Questions
What type of blood does the venous system carry?
Deoxygenated blood
Where are deep veins located in the body?
Deep within the body
What is the main difference between arteries and veins?
Veins have thinner vessel walls
What percentage of total blood volume is typically found in veins?
75%
Why do veins have valves?
To prevent blood from flowing back away from the heart
Which of these is a characteristic of superficial veins?
Can be seen and felt just under the skin
What type of blood do pulmonary veins carry?
Oxygenated blood
What is the largest vein in the body called?
Vena cava
Why is the pressure generally much lower in veins than in arteries?
Veins have larger diameters
What is the main function of veins in the circulatory system?
To carry deoxygenated blood from the body back to the heart
Learn about the blood vessels responsible for carrying blood away from the heart in this quiz. Find out about the roles of arteries and veins in the circulation of blood throughout the body.
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