1. Sleep Disordered Breathing

10. Dissociation curve

24. ABG Values 28 88 50 60 7.38 COPD 22-26 94-99 35-45 80-100 7.40 Normal HCO3 SaO2 PCO2 PO2 pH

29. Characteristics of Respiratory Events Not required Usually mild cyclic desats Crescendo-Decrescendo pattern Waz-wane May last 15-30 min or more Cheyne-Stoles Respiration Mandatory Not required Slight increase, may crescendo to end of event Slight decrease from baseline Respiratory Event Related Arousal Not required 4% required Yes  30% from baseline 10-120 sec, Longer  hypo-ventilation Hypopnea Not required Common; not mandatory NO Absent Minimum 10 sec Central Apnea Not required Not required Yes Absent Minimum 10 sec Obstructive Apnea Arousal Desaturation Effort Airflow Duration

35. Lung Volumes