Chapter 33 Evolve Questions
The nurse is caring for a patient with mitral valve prolapse who asks about the purpose of the mitral valve. How should the nurse respond?
"Located between the left atrium and left ventricle, it prevents blood from flowing back into the atrium during systole."
What is the average pressure of blood in the right atrium (RA)?
0-5
Which step is essential for the nurse to complete before the patient undergoes cardiac catheterization?
Assessing for allergies to iodine-containing substances and contrast media
While performing an admission assessment on a client, the nurse assesses which of the following as risk factors for cardiovascular disease? (Select all that apply.) a. BMI of 22. b. Well-controlled diabetes mellitus. c. Exposure to second-hand cigarette smoke. d. BP of 128/54. e. History of repeated streptococcal tonsillitis. f. Family history of cardiovascular disease. g. Total cholesterol level is 140 mg/dl.
B C E F
The nurse is teaching a client with a newly diagnosed cardiovascular disorder. Which statement made by the client demonstrates health promotion? a. "My heart disease will go away when I cut down to one cigarette a day." b. "I'm glad I don't have to change my diet and continue to eat whatever I want." c. "I need to get at least 150 minutes of moderate exercise a week." d. "I finally have my blood pressure to a normal level of 150/85."
C
A patient reports fatigue, palpitations, and dyspnea after performing an ordinary task. According to the New York Heart Association's functional classification of cardiovascular disability, in which class does the patient belong?
Class 2
Which factor is least related to impedance?
Coronary vascular resistance (Impedance, the peripheral component of afterload, is the pressure that the heart must overcome to open the aortic valve. Coronary vascular resistance is not a factor that involves impedance. The amount of impedance depends on blood viscosity, aortic compliance, and total systemic vascular resistance.)
The nurse is caring for a patient taking amlodipine for hypertension. For which side effect is the nurse regularly assessing?
Dependent foot and ankle edema
Which drug is used in cardiovascular assessment to simulate the effect of exercise in a patient who is unable to perform an exercise-tolerance test on a treadmill?
Dipyridamile
During a diagnostic test for a patient suspected of having a cardiac tumor, the nurse elevates the patient's head to 20 degrees and places a small transducer on the patient's chest at the level of fourth intercostal space near the left sternal border. Which diagnostic test is the patient undergoing?
Echocardiography
Which is true regarding anxiety-related chest discomfort?
It can be a dull ache, or a sharp stabbing pain
The nurse is caring for patient diagnosed with a myocardial infarction. The nurse knows which artery, if blocked, would lead to death of tissue in the anterior wall of the heart?
Left anterior descending artery
Which statement reflects correct education for a patient with a blood pressure (BP) of 136/86 mm Hg?
Lifestyle modification is needed to decrease the workload on the heart
Which term is used to refer to the degree of myocardial fiber stretch at the end of diastole and just before contraction?
Preload
What is the function of the semilunar valves?
Preventing blood from flowing back into the ventricles
Which statement describes a thallium imaging scan?
This test helps to detect the location and extent of acute or chronic myocardial infarctions
Which statement made by the client on the way to the catheterization lab requires an immediate action by the nurse? a. "My allergies are bothering me so I took some Benadryl last night before bed." b. "I was nervous last night but I still remembered to take my warfarin last night." c. "I sure am hungry. I haven't had anything to eat since I went to bed last night." d. "I don't know what I will do if they find a blockage in my heart."
b
A student nurse is discussing the characteristics of cardiac muscle cells with other students. Which characteristic of cardiac cell muscles is least likely to be important to the discussion?
elasticity
A patient who is suffering dyspnea on exertion and congestive heart failure will likely report which symptom during the health history?
fatigue
Which noncardiac factors may precipitate palpitations? Select all that apply.
fatigue insomnia hyperparathyroidism
