What is the primary cause of heart failure (HF)?
Anonymous Quiz
30%
A) Decreased myocardial contractility
4%
B) Increased ventricular stiffness
50%
C) Coronary artery disease
11%
D) Ventricular hypertrophy
5%
E) Activation of compensatory responses
❤1
What is the primary cause of increased preload in heart failure?
Anonymous Quiz
8%
A) Decreased contractility
17%
B) Increased ventricular stiffness
64%
C) Sodium and water retention
4%
D) Vasodilation
7%
E) Tachycardia
Which drug class improves symptoms, slows disease progression, and decreases mortality in patients with heart failure with reduced ejection fraction (HFrEF)?
Anonymous Quiz
8%
A) Diuretics
23%
B) Beta-blockers
16%
C) Calcium channel blockers
7%
D) Nitrates
46%
E) Angiotensin receptor blockers (ARBs)
Which drug class should be initiated in stable heart failure patients who have no or minimal evidence of fluid overload?
Anonymous Quiz
20%
A) Diuretics
46%
B) Beta-blockers
20%
C) Angiotensin-converting enzyme (ACE) inhibitors
3%
D) Calcium channel blockers
10%
E) Ivabradine
Which adverse effect is associated with spironolactone due to its interaction with androgen and progesterone receptors?
Anonymous Quiz
83%
A) Gynecomastia
5%
B) Hypokalemia
6%
C) Hypernatremia
5%
D) Hypertension
2%
E) Hyperglycemia
What are the primary symptoms of heart failure?
Anonymous Quiz
4%
A) Hemoptysis and abdominal pain
4%
B) Nausea and bloating
86%
C) Orthopnea and paroxysmal nocturnal dyspnea (PND)
3%
D) Ascites and early satiety
4%
E) Weight gain or loss
Which neurohormonal system is primarily activated in heart failure?
Anonymous Quiz
51%
A) Renin-angiotensin-aldosterone system (RAAS)
30%
B) Sympathetic nervous system
16%
C) Parasympathetic nervous system
1%
D) Endocrine system
2%
E) Dopaminergic system
Which drug class antagonizes the effects of the sympathetic nervous system in heart failure?
Anonymous Quiz
17%
A) Angiotensin-converting enzyme (ACE) inhibitors
8%
B) Calcium channel blockers
10%
C) Angiotensin receptor blockers (ARBs)
49%
D) Beta-blockers
16%
E) Digoxin
Which beta-blocker should be initiated in stable heart failure patients without contraindications or a
clear history of beta-blocker intolerance?
clear history of beta-blocker intolerance?
Anonymous Quiz
6%
A) Atenolol
5%
B) Propranolol
80%
C) Metoprolol succinate
7%
D) Labetalol
2%
E) Nebivolol
Which patient population is recommended to receive hydralazine/isosorbide dinitrate (hydralazine/ISDN) in addition to optimal medical therapy for heart failure?
Anonymous Quiz
3%
A) Patients with hyperkalemia
4%
B) Patients with hypotension
85%
C) Black patients with heart failure with reduced ejection fraction (HFrEF)
4%
D) Patients with a history of angioedema
5%
E) Patients with severe renal insufficiency
What is the primary goal of treating chronic heart failure?
Anonymous Quiz
5%
A) Increase myocardial contractility
6%
B) Reduce ventricular hypertrophy
85%
C) Relieve symptoms and improve quality of life
3%
D) Decrease vasoconstriction
2%
E) Prevent fluid overload
Which of the following symptoms is NOT commonly associated with heart failure?
Anonymous Quiz
37%
A) Hemoptysis
20%
B) Ascites
18%
C) Paroxysmal nocturnal dyspnea (PND)
19%
D) Weight gain
5%
E) Poor appetite
Which beta-blockers are shown to reduce mortality in large heart failure trials?
Anonymous Quiz
11%
A) Atenolol
10%
B) Propranolol
71%
C) Carvedilol
8%
D) Labetalol
0%
E) Nebivolol
When should ivabradine be considered for use in heart failure patients?
Anonymous Quiz
4%
A) As first-line therapy
56%
B) After titrating beta-blockers to maximum tolerated doses
9%
C) Before initiating beta-blockers
27%
D) In patients with contraindications to beta-blockers
5%
E) In patients with uncontrolled hypertension
What is the primary mechanism of action of vericiguat in heart failure?
Anonymous Quiz
6%
A) Inhibition of aldosterone secretion
11%
B) Inhibition of angiotensin-converting enzyme (ACE)
67%
C) Activation of soluble guanylate cyclase (sGC)
12%
D) Inhibition of sodium glucose cotransporters
5%
E) Inhibition of sympathetic nervous system
What symptom indicates severe heart failure according to the New York Heart Association Functional Classification System?
Anonymous Quiz
10%
A) Orthopnea
7%
B) Fatigue
43%
C) Paroxysmal nocturnal dyspnea (PND)
39%
D) Marked limitation of physical activity
2%
E) Ascites
What is the primary cause of heart failure with preserved ejection fraction (HFpEF)?
Anonymous Quiz
10%
A) Reduced myocardial contractility
46%
B) Increased ventricular stiffness
33%
C) Coronary artery disease
9%
D) Pulmonary hypertension
3%
E) Cardiac arrhythmias