EXAM STUDY GUIDE
◉ Tidal volume. Answer: Amount of air moved into or out of the
lungs during normal ventilatory excursion
◉ Expiratory reserve volume. Answer: Maximal amount of air that
can be expired from resting position after normal respiration
◉ Decreased expiratory volume. Answer: Morbidly obese pts, upper
abdominal or thoracic operations
◉ Residual volume. Answer: Volume of air that remains in lungs at
the end of maximal expiration
◉ Elevated residual volume. Answer: Pts with skeletal muscle
relaxant that was not adequately reversed at the end of the
anesthetic period
◉ Inspiratory reserve volume. Answer: Balance of lung elastic
forces, muscle strength, and thoracic mobility
, ◉ Available to meet increased metabolic demand. Answer:
Inspiratory reserve volume
◉ respiratory acidosis. Answer: Paco2 higher than normal range of
35-45
◉ Respiratory alkalosis. Answer: Reduced paco2 (hyperventilation)
◉ Sleep apnea in PACU. Answer: Avoid supine position
Reposition airway
Supplement O2
Patent airway
Use of CPAP
◉ Restrictive lung disease PACU. Answer: Stir up regimen
◉ Stir up regimen. Answer: 5 steps:
deep breathing, coughing, positioning, mobilization, pain
management
◉ Renal system in PACU. Answer: Ability of kidneys to metabolize
and excrete drugs and to maintain acid- base electrolyte and fluid
volume balance