Heart murmurs video

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Questions and Answers

Which of the following is a characteristic of aortic stenosis?

  • Systolic crescendo decrescendo ejection murmur (correct)
  • Pansystolic murmur
  • Continuous machinery murmur
  • Diastolic crescendo decrescendo ejection murmur

What is the clinical association of aortic stenosis known as 'pulses parvus at tardis'?

  • Pulsus alternans
  • Weak and delayed carotid upstroke (correct)
  • Bounding carotid upstroke
  • Pulsus paradoxus

What symptoms might patients with aortic stenosis experience?

  • Palpitations and dysphagia
  • Syncope and angina (correct)
  • Chest pain and tachypnea
  • Hemoptysis and orthopnea

Which valve abnormality is usually associated with aortic regurgitation?

<p>Aortic valve stenosis (B)</p> Signup and view all the answers

When does aortic stenosis murmur occur in the cardiac cycle?

<p>Between S1 and S2 (A)</p> Signup and view all the answers

Which of the following is true about heart sounds?

<p>Heart sounds can be detected visually and acoustically. (C)</p> Signup and view all the answers

What is the purpose of discussing normal heart sounds before abnormal heart sounds?

<p>To provide a baseline for detecting abnormalities (C)</p> Signup and view all the answers

Which heart sound occurs during the isovolumetric contraction phase?

<p>S1 (C)</p> Signup and view all the answers

What does the S1 heart sound indicate about the cardiac cycle?

<p>The beginning of systole (A)</p> Signup and view all the answers

Which of the following is a high yield topic related to heart sounds and murmurs?

<p>Aortic stenosis (C)</p> Signup and view all the answers

Which type of splitting is associated with a left to right shunt?

<p>Fixed splitting (A)</p> Signup and view all the answers

What is the main characteristic of paradoxical splitting?

<p>The aortic sound occurs before the pulmonic sound (A)</p> Signup and view all the answers

Which type of splitting is associated with pulmonic stenosis?

<p>Wide splitting (D)</p> Signup and view all the answers

What happens to the timing of the pulmonic sound when a person with aortic stenosis takes a deep breath in?

<p>The pulmonic sound occurs earlier (D)</p> Signup and view all the answers

What mnemonic can be used to remember the different types of splitting?

<p>Wiper first aid pal (A)</p> Signup and view all the answers

During inhalation, what happens to the right ventricle filling and ejection time?

<p>They increase (B)</p> Signup and view all the answers

What is the net effect of decreased intrathoracic pressure during inhalation?

<p>Increased blood flow to the right ventricle (D)</p> Signup and view all the answers

What is the normal splitting of the second heart sound (S2) caused by?

<p>Increased blood flow over the pulmonic valve (C)</p> Signup and view all the answers

What causes wide splitting of the second heart sound (S2)?

<p>Pulmonary stenosis (A)</p> Signup and view all the answers

What is the classic example of fixed splitting of the second heart sound (S2)?

<p>Atrial septal defect (A)</p> Signup and view all the answers

Which of the following conditions can cause fixed splitting of S2?

<p>Atrial septal defect (A)</p> Signup and view all the answers

What is the main cause of paradoxical splitting of S2?

<p>Left bundle branch block (D)</p> Signup and view all the answers

During inhalation, what happens to the blood flow in the right ventricle of a patient with an atrial septal defect?

<p>It remains the same (C)</p> Signup and view all the answers

Which component of S2 occurs first in paradoxical splitting?

<p>P2 (B)</p> Signup and view all the answers

What happens to the closure of the aortic valve in aortic stenosis during inhalation?

<p>It is delayed (C)</p> Signup and view all the answers

Which valves are responsible for the S1 heart sound?

<p>Mitral and tricuspid valves (C)</p> Signup and view all the answers

During which phase of the cardiac cycle does the S2 heart sound occur?

<p>Isovolumetric relaxation phase (D)</p> Signup and view all the answers

What is the significance of the S1 and S2 heart sounds in determining the phase of the cardiac cycle?

<p>S1 indicates systole, while S2 indicates diastole (D)</p> Signup and view all the answers

What causes the wide splitting of the S2 heart sound?

<p>Pulmonic stenosis (D)</p> Signup and view all the answers

What is the significance of wide splitting of the S2 heart sound?

<p>It can be a sign of pulmonic stenosis or right bundle branch block (A)</p> Signup and view all the answers

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