Circulatory System Quiz

Which of the following are the main components of the circulatory system?

• Blood, Lungs, Arteries

• Heart, Lungs, Blood Vessels

• Blood, Heart, Blood Vessels

• Blood, Heart, Lungs

What is the primary function of pulmonary circulation?

• Circulate blood between heart and lungs

• Circulate blood between heart and body

• Transport nutrients to cells

• Purify blood in the liver

How many chambers does the human heart have?

• Five

• Four

• Three

• Two

Which artery carries blood away from the heart to the rest of the body?

• Pulmonary artery

• Coronary artery

• Vena cava

• Aorta

What is the main difference between veins and arteries?

• Veins are deep-seated, arteries are superficial

• Veins carry impure blood, arteries carry pure blood

• Veins have thick walls, arteries have thin walls

• Veins carry blood away from the heart, arteries carry blood to the heart

What is the role of capillaries in the circulatory system?

• Transport blood to the heart

• Filter blood

• Connect arteries and veins

• Store blood

What pigment gives human blood its red color?

• Hemoglobin

• Melanin

• Carotene

• Chlorophyll

Which component of blood is responsible for clotting?

• Plasma

• Platelets

• White blood cells

• Red blood cells

What is the primary function of red blood cells?

• Form clots

• Carry oxygen

• Transport nutrients

• Fight infections

Which type of circulation involves the movement of blood between the heart and the rest of the body?

• Systematic circulation

• Pulmonary circulation

• Lymphatic circulation

• Coronary circulation