EXERCISES, LESSON 4
REQUIREMENTS: The following exercises are to be answered by marking the lettered
response that best answers the question; or by completing the incomplete statement; or
by writing the answer in the space provided at the end of the question.
After you have completed all the exercises, turn to "Solutions to Exercises," at the
end of the lesson, and check your answers with the solutions.
A vasodilator is a drug which ______________________.
Dilates blood vessels with a resultant increase in blood flow.
b. Removes deposits of fat and calcium from the inside of vessels in order
to increase blood flow.
c. Causes the heart to beat faster causing an increase in blood flow to the
brain and to the peripheral areas.
d. Counteracts inadequate blood flow to the brain and peripheral areas by
causing the arteries and veins to become more elastic.
Orthostatic hypotension is a condition characterized by _________.
Dizziness, fainting, or vertigo caused by a rupture of blood vessels of the
b. Dizziness or fainting caused by excessive flow of blood to the
semicircular canals of the inner ear.
Fainting or dizziness because of inadequate blood supply to the brain.
Fainting or dizziness caused by lack of adequate exercise.