Author Question: A patient on mechanical ventilation has an FiO2 setting of 38. The nurse is reviewing arterial blood ... (Read 47 times)

hbsimmons88 · **on:** Jun 25, 2018

A patient on mechanical ventilation has an FiO2 setting of 38. The nurse is reviewing arterial blood gas results and pulse oximetry readings. The nurse is aware that the desired level of oxygen is which of the following?

a. PaO2 greater than 90 mm Hg
b. SpO2 greater than 60
c. PaO2 greater than 60 mmHg
d. SpO2 greater than 95

Question 2

A patient reports a pain level of 7 out of 10 and receives 10 mg of morphine IV. The nurse knows that IV morphine has an onset of 1 to 2 minutes, a peak of 20 minutes, and a duration of 4 to 5 hours.

The patient asks when he will start to feel some pain relief. The nurse should respond that relief should begin in _____________.

Fill in the blanks with correct word

Pamela.irrgang@yahoo.com · **Reply #1 on:** Jun 25, 2018

Answer to Question 1

C
A patient on mechanical ventilation ideally has an FiO2 setting less than 40 to maintain PaO2 levels greater than 60 mm Hg and SpO2 levels greater than 90.

Answer to Question 2

1 to 2 minutes
The period of time it takes after a medication is administered for it to produce a therapeutic effect is known as the onset of medication action.