Which set of findings best describe a normal person breathing air at an altitude of 18,000 feet? $\begin{array}{lllll}
&pO_2&pCO_2&Saturation&Arterial~pH\\hline
\text { A. } &500 & 35 & 85 \% & 7.4 \
\text { B. } &28 & 30 & 60 \% & 7.5 \
\text { C. } &120 & 25 & 99 \% & 7.2 \
\text { D. } &33 & 80 & 45 \% & 7.0 \
\text { E. } &124 & 50 & 98 \% & 7.35
\end{array}$

Question

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The Answer is B

Which Set of Findings Best Describe a Normal Person Breathing