When determining a need for O2 therapy, the respiratory therapist ...

[bcretired]

When determining a need for O2 therapy, the respiratory therapist should assess which of the following? 1. Neurologic status 2. Pulmonary status 3. Cardiac status
 
  a. 1 and 2 only
  b. 2 and 3 only
  c. 1 and 3 only
  d. 1, 2, and 3

Question 2

Which of the following typically occurs first when monitoring the earliest physiologic response to breathing 100 O2?
 
  a. Substernal chest pain
  b. Decreased using capacity (DLCO)
  c. Decreased lung compliance (CL)
  d. Decreased vital capacity (VC)

[atrochim]

Answer to Question 1

ANS: D
Excerpts from the AARC guideline on O2 therapy in acute care hospitals appear I CPG 41-1.

Answer to Question 2

ANS: A
Table 41-2 summarizes the physiologic response to breathing 100 O2 at sea level.

[bcretired]

Excellent

[deja]

Thanks for the timely response, appreciate it