Question 1

Diagnosis of heart failure cannot be made by symptoms alone because many disorders share the same symptoms. The most specific and sensitive diagnostic test for heart failure is:

Accepted Answer

A)  Chest x-rays that show cephalization and measure heart size 
B)  Two-dimensional echocardiograms that identify structural anomalies and cardiac dysfunction 
C)  Complete blood count, blood urea nitrogen, and serum electrolytes that facilitate staging for end-organ damage 
D)  Measurement of brain natriuretic peptide to distinguish between systolic and diastolic dysfunction 
A)  Chest x-rays that show cephalization and measure heart size 
B)  Two-dimensional echocardiograms that identify structural anomalies and cardiac dysfunction 
C)  Complete blood count, blood urea nitrogen, and serum electrolytes that facilitate staging for end-organ damage 
D)  Measurement of brain natriuretic peptide to distinguish between systolic and diastolic dysfunction B

Question 2

Increased life expectancy for patients with heart failure has been associated with the use of:

Accepted Answer

A)  ACE inhibitors, especially when started early in the disease process 
B)  All beta blockers regardless of selectivity 
C)  Thiazide and loop diuretics 
D)  Cardiac glycosides 
A)  ACE inhibitors, especially when started early in the disease process 
B)  All beta blockers regardless of selectivity 
C)  Thiazide and loop diuretics 
D)  Cardiac glycosides A

Question 3

Heart failure is a chronic condition that can be adequately managed in primary care. However, consultation with or referral to a cardiologist is appropriate when:

Accepted Answer

A)  Symptoms markedly worsen or the patient becomes hypotensive and has syncope 
B)  There is evidence of progressive renal insufficiency or failure 
C)  The patient remains symptomatic on optimal doses of an ACE inhibitor, a beta blocker, and a diuretic 
D)  Any of the above 
A)  Symptoms markedly worsen or the patient becomes hypotensive and has syncope 
B)  There is evidence of progressive renal insufficiency or failure 
C)  The patient remains symptomatic on optimal doses of an ACE inhibitor, a beta blocker, and a diuretic 
D)  Any of the above D

Question 4

Digoxin has a very limited role in treatment of heart failure. It is used mainly for patients with:

Accepted Answer

A)  Ejection fractions above 40% 
B)  An audible S3 
C)  Mitral stenosis as a primary cause for heart failure 
D)  Renal insufficiency 
A)  Ejection fractions above 40% 
B)  An audible S3 
C)  Mitral stenosis as a primary cause for heart failure 
D)  Renal insufficiency

Question 5

Heart failure is a leading cause of death and hospitalization in older adults (greater than 65 years old). The drug of choice for this population is:

Accepted Answer

A)  Aldosterone antagonists 
B)  Eplerenone 
C)  ACE inhibitors 
D)  ARBs 
A)  Aldosterone antagonists 
B)  Eplerenone 
C)  ACE inhibitors 
D)  ARBs

Question 6

Stage C patients usually require a combination of three to four drugs to manage their heart failure. In addition to ACE inhibitors and beta blockers, diuretics may be added. Which of the following statements about diuretics is NOT true?

Accepted Answer

A)  Diuretics reduce preload associated with fluid retention. 
B)  Diuretics can be used earlier than stage C when the goal is control of hypertension. 
C)  Diuretics may produce problems with electrolyte imbalances and abnormal glucose and lipid metabolism. 
D)  Diuretics from the potassium-sparing class should be used when using an angiotensin receptor blocker (AR
B) . 
A)  Diuretics reduce preload associated with fluid retention. 
B)  Diuretics can be used earlier than stage C when the goal is control of hypertension. 
C)  Diuretics may produce problems with electrolyte imbalances and abnormal glucose and lipid metabolism. 
D)  Diuretics from the potassium-sparing class should be used when using an angiotensin receptor blocker (AR
B) .

Question 7

ACE inhibitors are contraindicated in pregnancy. While treatment of heart failure during pregnancy is best done by a specialist, which of the following drug classes is considered to be safe, at least in the later parts of pregnancy?

Accepted Answer

A)  Diuretics 
B)  ARBs 
C)  Beta blockers 
D)  Nitrates 
A)  Diuretics 
B)  ARBs 
C)  Beta blockers 
D)  Nitrates

Question 8

What assessment that can be done at home is the most reliable for making decisions to change HF medications?

Accepted Answer

A)  Weight 
B)  BP 
C)  Heart rate 
D)  Serum Glucose 
A)  Weight 
B)  BP 
C)  Heart rate 
D)  Serum Glucose

Question 9

Evidence is strong that the timing of HF interventions are best initiated when:

Accepted Answer

A)  The person enters stage C 
B)  The person has functional disabilities 
C)  At the earliest indication 
D)  When stage IV is determined 
A)  The person enters stage C 
B)  The person has functional disabilities 
C)  At the earliest indication 
D)  When stage IV is determined

Question 10

Treatments for heart failure, including drug therapy, are based on the stages developed by the ACC/AHA. Stage A patients are treated with:

Accepted Answer

A)  Drugs for hypertension and hyperlipidemia, if they exist 
B)  Lifestyle management including diet, exercise, and smoking cessation only 
C)  Angiotensin-converting enzyme (AC
E)  inhibitors to directly affect the heart failure only 
D)  No drugs are used in this early stage 
A)  Drugs for hypertension and hyperlipidemia, if they exist 
B)  Lifestyle management including diet, exercise, and smoking cessation only 
C)  Angiotensin-converting enzyme (AC
E)  inhibitors to directly affect the heart failure only 
D)  No drugs are used in this early stage

Question 11

Which of the following classes of drugs is contraindicated in heart failure?

Accepted Answer

A)  Nitrates 
B)  Long-acting dihydropyridines 
C)  Calcium channel blockers 
D)  Alpha-beta blockers 
A)  Nitrates 
B)  Long-acting dihydropyridines 
C)  Calcium channel blockers 
D)  Alpha-beta blockers

Question 12

ACE inhibitors are a foundational medication in HF. Which group of patients cannot take them safely?

Accepted Answer

A)  Elderly patients with reduced renal clearance 
B)  Pregnant women 
C)  Women under age 30 
D)  1 and 2 
A)  Elderly patients with reduced renal clearance 
B)  Pregnant women 
C)  Women under age 30 
D)  1 and 2

Question 13

What can chest x-rays contribute to the diagnosis and management of HF?

Accepted Answer

A)  They have no role. 
B)  They can give very precise pictures of pulmonary fluid status. 
C)  They provide an idea of general cardiac size and pulmonary great vessel distribution. 
D)  They can confirm the diagnosis. 
A)  They have no role. 
B)  They can give very precise pictures of pulmonary fluid status. 
C)  They provide an idea of general cardiac size and pulmonary great vessel distribution. 
D)  They can confirm the diagnosis.

Question 14

The American Heart Association and the American College of Cardiology have devised a classification system for heart failure that can be used to direct treatment. Patients with symptoms and underlying disease are classified as stage:

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
A)  A 
B)  B 
C)  C 
D)  D

Question 15

Angiotensin-converting-enzyme (ACE) inhibitors are a central part of the treatment of heart failure because they have more than one action to address the pathological changes in this disorder. Which of the following pathological changes in heart failure is NOT addressed by ACE inhibitors?

Accepted Answer

A)  Changes in the structure of the left ventricle so that it dilates, hypertrophies, and uses energy less efficiently. 
B)  Reduced formation of cross-bridges so that contractile force decreases. 
C)  Activation of the sympathetic nervous system that increases heart rate and preload. 
D)  Decreased renal blood flow that decreases oxygen supply to the kidneys. 
A)  Changes in the structure of the left ventricle so that it dilates, hypertrophies, and uses energy less efficiently. 
B)  Reduced formation of cross-bridges so that contractile force decreases. 
C)  Activation of the sympathetic nervous system that increases heart rate and preload. 
D)  Decreased renal blood flow that decreases oxygen supply to the kidneys.

Question 16

Stage B patients should have beta blockers added to their heart failure treatment regimen when:

Accepted Answer

A)  They have an ejection fraction less than 40% 
B)  They have had a recent MI 
C)  Both 1 and 2 
D)  Neither 1 nor 2 
A)  They have an ejection fraction less than 40% 
B)  They have had a recent MI 
C)  Both 1 and 2 
D)  Neither 1 nor 2

Question 17

Class I recommendations for stage A heart failure include:

Accepted Answer

A)  Aerobic exercise within tolerance levels to prevent the development of heart failure 
B)  Reduction of sodium intake to less than 2,000 mg/day to prevent fluid retention 
C)  Beta blockers for all patients regardless of cardiac history 
D)  Treatment of thyroid disorders, especially if they are associated with tachyarrhythmias 
A)  Aerobic exercise within tolerance levels to prevent the development of heart failure 
B)  Reduction of sodium intake to less than 2,000 mg/day to prevent fluid retention 
C)  Beta blockers for all patients regardless of cardiac history 
D)  Treatment of thyroid disorders, especially if they are associated with tachyarrhythmias

Question 18

One of the three types of heart failure involves systolic dysfunction. Potential causes of this most common form of heart failure include:

Accepted Answer

A)  Myocardial ischemia and injury secondary to myocardial infarction 
B)  Inadequate relaxation and loss of muscle fiber secondary to valvular dysfunction 
C)  Increased demands of the heart beyond its ability to adapt secondary to anemia 
D)  Slower filling rate and elevated systolic pressures secondary to uncontrolled hypertension 
A)  Myocardial ischemia and injury secondary to myocardial infarction 
B)  Inadequate relaxation and loss of muscle fiber secondary to valvular dysfunction 
C)  Increased demands of the heart beyond its ability to adapt secondary to anemia 
D)  Slower filling rate and elevated systolic pressures secondary to uncontrolled hypertension

Question 19

HF patients frequently take more than one drug. When are anticoagulants typically used?

Accepted Answer

A)  When the patient enters stage III 
B)  Only in cases of diastolic failure 
C)  When there is concurrent A Fib 
D)  In all cases 
A)  When the patient enters stage III 
B)  Only in cases of diastolic failure 
C)  When there is concurrent A Fib 
D)  In all cases

Exam 36: Heart Failure

Diagnosis of heart failure cannot be made by symptoms alone because many disorders share the same symptoms. The most specific and sensitive diagnostic test for heart failure is:

Increased life expectancy for patients with heart failure has been associated with the use of:

Heart failure is a chronic condition that can be adequately managed in primary care. However, consultation with or referral to a cardiologist is appropriate when:

Digoxin has a very limited role in treatment of heart failure. It is used mainly for patients with:

Heart failure is a leading cause of death and hospitalization in older adults (greater than 65 years old). The drug of choice for this population is:

Stage C patients usually require a combination of three to four drugs to manage their heart failure. In addition to ACE inhibitors and beta blockers, diuretics may be added. Which of the following statements about diuretics is NOT true?

ACE inhibitors are contraindicated in pregnancy. While treatment of heart failure during pregnancy is best done by a specialist, which of the following drug classes is considered to be safe, at least in the later parts of pregnancy?

What assessment that can be done at home is the most reliable for making decisions to change HF medications?

Evidence is strong that the timing of HF interventions are best initiated when:

Treatments for heart failure, including drug therapy, are based on the stages developed by the ACC/AHA. Stage A patients are treated with:

Which of the following classes of drugs is contraindicated in heart failure?

ACE inhibitors are a foundational medication in HF. Which group of patients cannot take them safely?

What can chest x-rays contribute to the diagnosis and management of HF?

The American Heart Association and the American College of Cardiology have devised a classification system for heart failure that can be used to direct treatment. Patients with symptoms and underlying disease are classified as stage:

Angiotensin-converting-enzyme (ACE) inhibitors are a central part of the treatment of heart failure because they have more than one action to address the pathological changes in this disorder. Which of the following pathological changes in heart failure is NOT addressed by ACE inhibitors?

Stage B patients should have beta blockers added to their heart failure treatment regimen when:

Class I recommendations for stage A heart failure include:

One of the three types of heart failure involves systolic dysfunction. Potential causes of this most common form of heart failure include:

HF patients frequently take more than one drug. When are anticoagulants typically used?

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