1) What system in the body is responsible for transporting nutrients, gases, and other materials to and from the cells of the body? a) Circulatory System b) Digestive System c) Respiratory System d) Reproductive System 2) These are liquid tissues whose main function is to transport materials and fight infection. a) Blood Vessels b) Heart c) Lungs d) Blood 3) The ___________ carry deoxygenated blood back to the heart. a) Arteries b) Veins c) Capillaries d) Ventricles 4) How many valves are in a human heart? a) Two b) Three c) Four d) Six 5) Which of the following is NOT part of the Circulatory System a) Blood b) Heart c) Nose d) Blood Vessels

Circulatory System

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