Number of the records: 1
fonokardiografia
Record number d010701 Date 12.05.2026 Type M - MESH Topical term fonokardiografia See also (Later heading) auskultácia srdca
(Later heading) šelesty srdcové
(Later heading) ozvy srdcové
UDC E01.370.370.380.400.500 Note Graphic registration of the heart sounds picked up as vibrations and transformed by a piezoelectric crystal microphone into a varying electrical output according to the stresses imposed by the sound waves. The electrical output is amplified by a stethograph amplifier and recorded by a device incorporated into the electrocardiograph or by a multichannel recording machine. 
subject heading
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