A healthy tooth percussed with a metal instrument gives a metallic sound.
用金属器械对健康的牙齿作叩诊则发出金属声。
2
No tenderness or percussed pain. Normal borborygmus; no noise of blood vessels is heard.
双肾区无压痛及叩痛，肠鸣音正常，未闻及血管杂音。
3
Percussion instruments include all those that are struck (or percussed) to produce tones such as the bass drum of indefinite pitch and the chimes of definite pitch.