specialist-certification-geriatric-physical-therapy Practice Test

1Single Choice

Which age-related cardiovascular change most directly contributes to a reduced maximal aerobic capacity (VO2max) in healthy older adults?

A.Increased resting heart rate due to enhanced sympathetic tone
B.Decreased maximal heart rate and decreased maximal stroke volume
C.Increased peripheral vascular compliance throughout the systemic circulation
D.Increased blood volume and increased left ventricular end-diastolic volume

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