The physician orders a change in I:E ratio from 1:2 to 1:4 for a COPD patient receiving volume-cycled mechanical ventilation. Which of the following accommodates the physician's request if the mandatory rate is not changed?
A. decrease inspiratory time
B. increase inspiratory time
C. decrease inspiratory flow rate
D. decrease expiratory time
Ans: D. To decrease the I:E ratio, expiratory time must be increased by decreasing inspiratory time. This is done by decreasing inspiratory flow rate.
You might also like to view...
A client describes feelings of despair and suicide to her therapist. Which of the following options represents the most appropriate therapeutic response?
a. Promise that things will get better in a few days. b. Avoid asking why the client feels suicidal. c. Remind the client that her feelings will be kept confidential. d. Describe observations and seek permission to contact the client's doctor.
________ Chemotherapy medications are NOT administered using IV therapy
Indicate whether the statement is true or false