EXERCISES, LESSON 3
REQUIREMENT: The exercises that follow require you to read a question and select
the response that best answers that question.
After you have answered all the questions, turn to "Solutions to Exercises," at the end of
the lesson, and check your answers with the solutions.
1. From the statements below, select the statement that best describes
congestive heart failure (CHF).
a. Congestive heart failure is nonefficient pumping of the heart that leads to
an increase in the heart size and heart rate.
b. Congestive heart failure is a condition in which there is a build-up of
edema in the extremities because of too forceful contractions of the myocardium.
c. Congestive heart failure is a condition in which the heart fills with fluid after
d. Congestive heart failure is a state in which the heart valves open and
close at inappropriate times resulting in backflow into the lungs.
2. Which of the following statements best describes the term digitalizing dose?
a. The dose of digitalis required on a daily basis to prevent the patient from
having the signs and symptoms of congestive heart failure.
b. The large dose of digitalis which is first given to the patient in order to
prevent cardiac arrhythmias.
c. The digitalizing dose is the large initial dose of the drug that is given to the
patient in order to relieve the symptoms of congestive heart failure.
d. The large doses of digitalis that are frequently administered to patients
who have acute cases of congestive heart failure.