When observing a patient with central sleep apnea during sleep, the nurse is most likely to observe:
A) respiratory efforts seen during periods with no airflow.
B) absence of respiratory efforts during periods of no airflow.
C) paradoxical chest and abdomen movements during desaturation.
D) absence of desaturation.
B) absence of respiratory efforts during periods of no airflow.
Explanation: A) In obstructive sleep apnea, chest and abdominal movements continue through periods of desaturation with paradoxical movements often noted (chest and abdomen expand and contract oppositely). However, in central sleep apnea, chest and abdominal movements are absent during the apnea event.
B) In central sleep apnea, chest and abdominal movement are absent during periods of apnea.
C) In obstructive sleep apnea, chest and abdominal movements continue through periods of desaturation with paradoxical movements often noted (chest and abdomen expand and contract oppositely). However, in central sleep apnea, chest and abdominal movements are absent during the apnea event.
D) In central sleep apnea, periods of desaturation may be observed via oximetry assessment.
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