Assertion: stethoscope's bell | /r/CapableOf | detect lower-pitched sounds
Facets:
Source sentences:
text: The basic technique of auscultation with an ordinary stethoscope is well known to most physicians: the diaphragm detects higher-pitched sounds, and the bell detects lower-pitched sounds, although if the bell is tightly pressed against the body, the taut underlying skin itself may serve as a “diaphragm” and improve perception of higher pitches.