The closing of the mitral valve and the tricuspid valve constitutes the first heart sound ( S1 ).
2.
As the ventricular systole begins, pressure within the ventricle rises and the AV valve closes producing the'first heart sound'( S 1 ).
3.
The first heart sound may be followed by a sharp ejection sound ( " ejection click " ) best heard at the lower left sternal border and the apex, and, thus, appear to be " split ".
4.
Findings on clinical examination depend on the severity and duration of MI . The mitral component of the first heart sound is usually soft and with a laterally displaced apex beat, often with P 2, heard best when lying on the left side.
How to say first heart sound in Hindi and what is the meaning of first heart sound in Hindi? first heart sound Hindi meaning, translation, pronunciation, synonyms and example sentences are provided by Hindlish.com.
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