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ttteel ttteel
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Posts: 484
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6 years ago
Carbon dioxide (CO2) coming out of a muscle fiber travels in which order through the blood vessels?
 
 a. arteries, arterioles, then capillaries
  b. capillaries, arterioles, then arteries
  c. capillaries, arterioles, then veins
  d. capillaries, venules, then veins
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jajikimjajikim
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Posts: 387
6 years ago
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ttteel Author
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6 years ago
Thanks
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You make an excellent tutor!
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