T.8 L.1 Respiratort and Circulatory Systems part 2

What is the function of arteries in the circulatory system?

• Carry blood away from the heart

• Carry blood back to the heart

• Deliver blood to all the body's cells

• Pump blood throughout the body

What are capillaries ?

• Tiny blood vessels that deliver blood to all the body's cells

• Big blood vessels that carry blood away from the heart

• Enormous blood vessels that carry blood back to the heart

• Muscular organs that pump blood throughout the body

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What is the job of veins in the circulatory system?

• Deliver blood to all the body's cells

• Pump blood throughout the body

• Carry blood away from the heart

• Carry blood toward the heart

What is the purpose of blood vessels in the circulatory system?

• Carry blood throughout the body

• Deliver blood to all the body's cells

• Pump blood throughout the body

• Carry blood back to the heart

What is the function of the heart in the circulatory system?

• Pump blood throughout the body

• Deliver blood to all the body's cells

Veins carry blood back to the ...................

• body cells

• lungs

• arteries

• trachea

Oxygen-poor blood and wastes move out of cells into the capillaries, and then back to the ................................

●Arteries branch off into tiny blood vessels called

• Capillaries

• veins

• blood

• heart

●carry blood from the body parts toward the heart

• Veins

• Arteries

• Capillaries

• Lungs

The vessels get smaller

 and smaller as they get closer to the body’s cells until their walls

are only one cell thick

• true

• false

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