Define the following:1. Circulatory system2. Arteries3. Veins

1.	Define the following:1. Circulatory system2. Arteries3. Veins
Answer» 1. Circulatory system: Circulatory system is a transport system moving substances throughout our body with the help of blood. 2. Arteries: Arteries are the blood vessels in which oxygenated blood is going away from the heart to all parts of the body. 3. Veins: Veins are the blood vessels which carry deoxygenated (impure) blood from the body cells to the heart.

Answer»

1. Circulatory system: Circulatory system is a transport system moving substances throughout our body with the help of blood.

2. Arteries: Arteries are the blood vessels in which oxygenated blood is going away from the heart to all parts of the body.

3. Veins: Veins are the blood vessels which carry deoxygenated (impure) blood from the body cells to the heart.

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