In assessing a 70-year-old man,the nurse finds the following: BP 140/100 mm Hg;HR 104 and slightly irregular;split S₂.Which of these findings can be explained by expected hemodynamic changes related to age?

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From ages 20 to 80 years,systolic blood pressure tends to increase within the normal range by 25% to 30%.No significant change in diastolic pressure occurs with age.No change in resting heart rate occurs with aging.Cardiac output at rest is not changed with aging.

In Assessing a 70-Year-Old Man,the Nurse Finds the Following: BP