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Home Q & A Board Science-Related Homework Help Health, Nutrition, and Food Sciences
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Tamera Tamera
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6 years ago
Endocrine glands secrete ________ directly into the bloodstream.
 
  A) wastes
  B) hormones
  C) chemicals
  D) fluids


Which artery supplies the heart with a blood supply?
 
  A) brachial
  B) carotid
  C) femoral
  D) coronary


Muscles that make walking, smiling, talking, and swallowing possible are:
 
  A) skeletal muscles.
  B) involuntary muscles.
  C) smooth muscles.
  D) cardiac muscles.


________ carry oxygenated blood from the heart to the cells of the body.
 
  A) Capillaries
  B) Venules
  C) Veins
  D) Arteries


The function of the veins is to:
 
  A) exchange fluid, oxygen, and carbon dioxide between the blood and tissue cells.
  B) carry oxygenated blood from the heart to the cells of the body.
  C) carry oxygen-depleted blood back to the heart.
  D) carry oxygenated blood to the heart.
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ChoraltreeChoraltree
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6 years ago
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Tamera Author
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6 years ago
Thanks a whole bunch
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