Heart sounds Flashcards
What is heard a blockage around the aortic valve at the heart called?
Aortic stenosis
What is a blockage in the mitral and tricuspid valve called?
Mitral/tricuspid stenosis
What is a backflow in the aorta called?
Aortic regurgitation
What is a backflow in the mitral/tricuspid valve called?
Mitral/tricuspid regutgitations
What is a murmur?
Irregular sound at the heart from turbulent blood flow
What are the examples of systolic murmur?
Aortic stenosis
mitral/tricuspid regurgitations
What are examples of diastolic murmurs?
Aortic regirgigations
Mitral/tricuspid stenosis
When are S3 sounds heard in relation to S1 and S2?
After S1
When are S4 sounds heard in relation to S1 and S2?
Before S1
What causes the S1 sounds?
mitral and tricuspid valve closure
What causes the S2 sounds?
Aortic and pulmonic valve closure
What causes the S3 sounds?
Usually abnormal and correlates with increased atrial pressure
What causes the S4 sounds?
stiffness of the left ventricle due to scar tissue formation
What is pericarditis?
Infection or inflammation of the heart muscle
