Acid-Base and Airway

Acid-Base Questions:
A usually healthy 40-year-old man comes to the ED complaining of general malaise & lethargy. In triage, his vital signs are HR 145, blood pressure 118/82, RR 22/min, & SpO2 97% on RA. His children had the flu earlier in the week. As you evaluate this man, he becomes much more tachypneic and anxious.
What monitoring do you order?
What parameters will you assess to determine if blood flow, oxygen delivery, and oxygen utilization are adequate?
Interpret his blood gas: pH 7.30; paCO2 19; HCO3 22
Airway Management Question:
List at least 4 indications for endotracheal intubation and discuss at least three important assessment factors that promote safe airway management.
Briefly describe the intubation process & Rapid Sequence Intubation (RSI) and ventilation alternatives when orotracheal or nasotracheal intubation is impossible.
Finally, list at least three ways intubation of an elderly patient could be more complicated.