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Which of the following should a respiratory therapist use to assess the severity of possible carbon monoxide poisoning? 

As an individual continues to hyperventilate at high altitudes, the individual’s PaC02 ______. 

Oxygen is carried in the blood in two forms: dissolved oxygen in the blood plasma, and chemically bound to hemoglobin in the red blood cells. 

 The total volume moving in or out of the lungs per minute is called ________. It is determined by taking the respiratory rate times the tidal volume. 

Which of the following protects the lungs from excessive inflation? 

The maximum heart rate of a 45-year-old person is ________. 

What is the blood’s adaptive response to low oxygen levels resulting from residing at high altitudes?

As the individual ascends in altitude, the atmospheric pressure decreases and the individual’s arterial oxygen pressure (Pa02) also decreases. 

_________ is the medical term for a low level of 02 in the blood. 

In patients with severe pulmonary disease causing hypoxemia, how can altering body position improve such hypoxemia?