Which of the following is the correct definition for the circulatory system? a. tiny blood vessels that distribute oxygen-rich blood to the body. b. any of the muscular elastic tubes that form a branching system and that carry blood away from the heart to the cells, tissues, and organs of the body. c. consisting of the heart, blood vessels, and blood, this system circulates blood throughout the body, delivers nutrients and other essential materials to cells, and removes waste products. d. blood vessels which carry blood from the capillaries toward the heart.

C. Consisting of the heart, blood vessels, and blood, this system circulates blood throughout the body, delivers nutrients and other essential materials to cells, and removes waste products.

Explanation:

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C - Consisting of the heart, blood vessels, and blood, this system circulates blood throughout the body, delivers nutrients and other essential materials to cells, and removes waste products.

Explanation:

CIRCULATORY SYSTEM: The system that circulates blood and lymph through the body, consisting of the heart, blood vessels, blood, lymph, and the lymphatic vessels and glands.

WHAT IT DOES: The circulatory system delivers oxygen and nutrients to cells and takes away wastes. The heart pumps oxygenated and deoxygenated blood on different sides. The types of blood vessels include arteries, capillaries and veins.

FUNCTIONS OF BLOOD AND CIRCULATION:  Circulates OXYGEN and removes Carbon Dioxide,Provides cells with NUTRIENTS, Removes the waste products of metabolism to the excretory organs for disposal, Protects the body against disease and infection, Clotting stops bleeding after injury.

Circulatory System Parts: The circulatory system consists of the heart, blood, blood vessels, lymph, and lymphatic vessels.

FUN FACTS: The average heart is the size of a fist in an adult.

Your heart will beat about 115,000 times each day.

Your heart pumps about 2,000 gallons of blood every day.

The heart can continue beating even when it's disconnected from the body.

I hope this helps

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