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Author Question: At body temperature, how much O2 will physically dissolve in plasma at a PO2 of 40 mm Hg? a. 0.12 ... (Read 30 times)

@Brianna17

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on: Jul 16, 2018
At body temperature, how much O2 will physically dissolve in plasma at a PO2 of 40 mm Hg?
 
  a. 0.12 ml/dl
  b. 0.20 ml/dl
  c. 0.30 ml/dl
  d. 1.34 g/dl

Question 2

Under normal physiologic circumstances, how many milliliters of O2 are capable of combining with 1 g of Hb?
 
  a. 0.003 ml
  b. 0.450 ml
  c. 0.820 ml
  d. 1.340 ml


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frogdreck123456

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Reply #1 on: Jul 16, 2018
Answer to Question 1

ANS: A
By applying Henry's law, the amount of dissolved O2 in the blood (at 37 C) can be computed with the following simple formula:
Dissolved oxygen (ml/dl) = PO2  0.003

Answer to Question 2

ANS: D
In whole blood, each gram of hemoglobin can carry approximately 1.34 ml of O2.


@Brianna17

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Reply 2 on: Jul 16, 2018
Excellent

Kedrick2014

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Reply 3 on: Yesterday
:D TYSM

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