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Author Question: Under normal physiologic conditions, what is the determinant of the PACO2? A. PCO2 B. PaCO2 C. ... (Read 69 times)

V@ndy87

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on: Jul 16, 2018
Under normal physiologic conditions, what is the determinant of the PACO2?
 
  A. PCO2
  B. PaCO2
  C. CO2
  D. PICO2

Question 2

Which of the following oxygenation indexes influences the PAO2?
 
  A. O2
  B. PO2
  C. PIO2
  D. PaO2


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briezy

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

ANS: C
A. Incorrect response: See explanation C.
B. Incorrect response: See explanation C.
C. Correct response: The determinant of the PACO2 and the PaCO2 is CO2 with respect to the ventilation delivered to perfused alveoli.
D. Incorrect response: See explanation C.

Answer to Question 2

ANS: C
A. Incorrect response: See explanation C.
B. Incorrect response: See explanation C.
C. Correct response: The PO2 is affected by the O2. The PAO2 is affected by the ventilation delivered to the alveoli (A), and by the inspired PO2, that is, the PIO2.
D. Incorrect response: See explanation C.


V@ndy87

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Reply 2 on: Jul 16, 2018
Thanks for the timely response, appreciate it

emsimon14

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Reply 3 on: Yesterday
Excellent

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