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KarineShine KarineShine
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6 years ago
An instructor explains that when fresh oxygen enters the bloodstream, it is carried by the hemoglobin on the red blood cells through the arteries and arterioles to the capillaries.
 
  A student recognizes that this process that occurs between the bloodstream and the body cells is called
  1. Internal respiration.
  2. Diffusion.
  3. External respiration.
  4. Expiration.
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BokoBoko
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6 years ago
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KarineShine Author
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Helped a lot
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Smart ... Thanks!
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