Normal aging changes in the respiratory system are all of the following EXCEPT:
A) decrease in residual volume. B) decrease in chest wall flexibility.
C) decrease in vital capacity. D) decrease in chest wall movement.
A
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Pneumatic ventilators may incorporate which of the following components for operation? 1. Pistons 2. Air entrainers 3. Flexible diaphragms 4. Internal direct current batteries
a. 1 and 2 c. 1 and 4 b. 2 and 3 d. 3 and 4
A patient is being weaned from invasive mechanical ventilation using VC-IMV. The respiratory therapist reviews the following data from the past few hours
Time Set VT (mL) Spontaneous VT (mL) Set Rate (per min) Spontaneous Rate (per min) 0630 650 410 8 6 1020 650 400 6 10 1600 650 320 4 20 2200 650 250 2 32 What should the respiratory therapist recommend for this patient? a. Switch the mode to VC-CMV. b. Add and titrate pressure support. c. Extubate and place the patient on NPPV. d. Increase the set rate to 8 breaths/min.