The Nurse Needs to Closely Monitor the Oxygen Status of an Older-Adult

Multiple Choice

The nurse needs to closely monitor the oxygen status of an older-adult patient undergoing anesthesia because of which age-related change?

A) Thinner heart valves cause lipid accumulation and fibrosis.
B) Diminished respiratory muscle strength may cause poor chest expansion.
C) Alterations in mental status prevent patients' awareness of ineffective breathing.
D) An increased number of pacemaker cells make proper anesthesia induction more difficult.