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The Circulatory System

Published on Apr 14, 2016

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PRESENTATION OUTLINE

THE CIRCULATORY SYSTEM

WHAT IT DOES AND HOW

THE 3 MAIN PARTS OF THE CIRCULATORY SYSTEM

HEART, VEINS, ARTERIES

The heart

  • The heart
  • The heart is the muscle responsible for pumping the blood.

ARTERIES

  • Arteries carry oxygenated blood to the cells of the body.
  • Arteries have thicker walls because they are under more pressure. The have valves that prevent the blood from traveling backwards.

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