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Author Question: The partial pressure of oxygen in arterial blood is approximately A) 40 mm Hg. B) 45 mm Hg. C) 50 ... (Read 73 times)

berenicecastro

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on: Feb 28, 2019
The partial pressure of oxygen in arterial blood is approximately
 A) 40 mm Hg.
  B) 45 mm Hg.
  C) 50 mm Hg.
  D) 70 mm Hg.
  E) 100 mm Hg.

Question 2

What structure changes the shape of the lens for far and near vision?
 A) aqueous humor
  B) ciliary body
  C) iris
  D) extrinsic eye muscles
  E) macula


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vboyd24

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Reply #1 on: Feb 28, 2019
Answer to Question 1

E

Answer to Question 2

B


berenicecastro

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Reply #2 on: Feb 28, 2019
Thank you!


vboyd24

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Reply #3 on: Feb 28, 2019
Always glad to help...


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