Assertion: stethoscope's bell | /r/HasProperty | hollow cup
Facets:
Source sentences:
text: The bell of the stethoscope is a hollow cup that is usually lined with an elastic material.
text: Since stethoscopes typically have a diaphragm end for low frequency sounds, and a hollow bell for high frequencies, this can result in a more efficient transfer of sound.
text: The chestpiece usually consists of two sides that can be placed against the patient for sensing sound: a diaphragm (plastic disc) or bell (hollow cup).
text: The chest piece usually consists of two parts that can be placed against the patient for sensing sound: the bell (hollow cup) and the diaphragm (disc).
text: The chestpiece usually consists of two sides that can be placed against the patient for sensing sound a diaphragm (plastic disc) or bell (hollow cup).