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What Are Heart Sounds and How to Know If They’re Normal
Heart sounds are one tool providers use to assess heart health. Learn about systolic, diastolic, and S1 to S4 heart sounds in ...
Healio9mon
S2 Heart Sound Topic Review
The second heart sound (S2) is produced by the closure of the aortic and pulmonic valves. The sound produced by the closure of the aortic valve is termed A2, and the sound produced by the closure ...
Healio2y
Heart Sounds Topic Review
The main normal heart sounds are the S1 and the S2 heart sound. The S3 can be normal, at times, but may be pathologic. A S4 heart sound is almost always pathologic. Heart sounds can be described ...