Which of these cardiovascular changes results from the normal aging process?
a. increased cardiac output
b. heart rate increases
c. brain and coronary arteries receiving more blood than other organs
d. peripheral resistance decreases
C
Cardiac output and recovery time decline. The heart rate slows, blood flow to all organs decreases, and arterial elasticity decreases. Blood pressure increases, and veins dilate.
You might also like to view...
Which medication relaxes the patient's respiratory effort and thus increases the efficiency of the patient's respiratory status?
a. Aminophylline b. Theophylline c. Epinephrine d. Morphine
Why are women overall at a greater risk for osteoporosis than men?
a. Women now tend to live longer than men. b. Men generally have a larger stature than women. c. Women eat more vegetables and fruits; whereas men eat more meat. d. Women who have been pregnant lose bone density faster than either women who have not had children or men.
Write the fraction in decimal form: 6 125/
1000 A. 61.25 B. 0.6125 C. 6.125 D. 612.5
Which statement about advanced public health nurses (APHNs) and nurse practitioners (NPs) is correct?
a. They often work in similar settings. b. They have identical educational prepara-tion. c. Their practices have become more similar during the past decade. d. The clinical nurse specialist role always involves prescriptive practice.