Quiz on Blood Vessels and Circulatory System

What type of blood vessels carry blood away from the heart?

• Venules

• Veins

• Arteries

• Capillaries

Which layer of the blood vessel wall is the innermost?

• Tunica externa

• Tunica media

• Tunica interna

• Adventitia

What is the primary function of capillaries?

• Transport blood rapidly

• Exchange nutrients and wastes

• Prevent backflow of blood

• Supply blood to the heart

Which type of artery is characterized by multiple layers of elastic tissue?

• Small arteries

• Elastic arteries

• Muscular arteries

• Capillaries

What is the function of veins in the circulatory system?

• Exchange gases

• Control blood flow to organs

• Act as capacitance vessels

• Carry oxygen-rich blood

What is the main purpose of the pulmonary circuit?

• Transport nutrients

• Supply blood to the limbs

• Drain blood from the heart

• Exchange CO₂ for O₂

Which artery supplies the brain with blood?

• Brachial artery

• Radial artery

• Vertebral artery

• Femoral artery

What is the role of the vasa vasorum?

• Nourish the vessel wall

• Control blood pressure

• Supply blood to the heart

• Transport oxygen

Which vein drains the face and scalp?

• External jugular vein

• Internal jugular vein

• Subclavian vein

• Brachiocephalic vein

Which artery is a continuation of the femoral artery?

• Radial artery

• Ulnar artery

• Brachial artery

• Popliteal artery