Anatomy & Physiology: Cardiovascular System

Circulation: capillary portion

  • In the capillaries, oxygen and nutrients diffuse from the blood cells into the tissues.
  • The deoxygenated blood then returns to the veins, completing the circulatory pathway.
  • Illustration this screen from LifeArt Collection 2000, with permission. © Lippincott Williams & Wilkins.

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