Understanding Blood Vessels and Circulation

What is the approximate total length of blood vessels in the human body?

• 10,000 miles

• 100,000 miles

• 30,000 miles

• 60,000 miles

Which part of the body contains blood vessels that measure about 1,000 meters in length?

• The fingertip

• The hand

• The leg

• The arm

What is the primary function of veins in the circulatory system?

• To carry blood away from the heart

• To carry blood back to the heart

• To store blood

• To filter blood

Why are arteries thicker and more elastic compared to veins?

• They carry more blood

• They are closer to the skin

• They have more oxygen

• They transport blood at high pressure

What lifestyle changes can help maintain clear arteries?

• Avoiding water

• Smoking

• Exercising regularly

• Eating junk food