25
a patient who smokes has hypertension. how could smoking have contributed to the patient's hypertension?

a. by constricting the blood vessels
b. by dilating the blood vessels
c. by causing plaque buildup in the arteries
d. by causing blood clots in the arteries

Smoking have contributed to the patient's hypertension by constricting the blood vessels. Correct A The chemical in the cigarettes -nicotine causes the blood vessels to constrict or narrow and this limits the amount of blood that flows to your organs, condition known as hypertension.

ia. mver.y..sor .r..yinee..i am.ina.rush.pleas eforg.ive   meiknowiama. nas.s holei apalo.gize

the more fit you are, the faster the recovery. your heart rate drops most sharply in the first minute after you stop exercising; it should then fall about 20 beats a minute—a drop of less than 12 beats a minute is considered abnormal. this “recovery heart rate” is measured as part of an exercise stress test.