A patient's arterial blood gas reveals decreased carbon dioxide (CO2) levels. What is the most likely cause of this situation?
a. Hyperventilation
b. Hypoventilation
c. Apnea
d. Cyanosis
ANS: A
Individuals with hyperventilation blow off CO2 while individuals with hypoventilation retain CO2. Apnea is cessation of breathing. Cyanosis is a blue color to the skin.
Health Professions
You might also like to view...
The first phase of the cardiac cycle is:
A) systole. B) diastole. C) contraction. D) ejection.
Health Professions
The therapist is mechanically ventilating an ARDS patient who weighs 89 kg (IBW). The initial Vt was set at 530 ml. At that time, the Pplateau was 30 cm H2O. Now the Pplateau has increased to 35 cm H2O. What should the therapist do at this time?
A. Decrease the Vt to 5 ml/kg. B. Maintain the Vt at 6 ml/kg, but decrease the respiratory rate. C. Increase the Vt to 8 ml/kg. D. Add 5 cm H2O PEEP.
Health Professions