24) The crucial strategy in his reply to the aforesaid arguments for the opposite view is the following: It is not only and primarily the adjacent or the "extrinsic" air what accounts for the variation in sound, it is also the shape of the bodies and, importantly, the "intrinsic" air that is contained in the pores of the percussing
bodies to be considered in the explanation.
To use an acute disease analogy, clinicians employ many diagnostic methods to evaluate whether patients have pneumonia, including: examining signs and symptoms, like fever and cough; auscultating or percussing
the chest; scanning chest radiographs for infiltrates; and checking sputum for bacteria.
That's what percussing
the chest should sound like.
Hey Dude" is a Mott the Hoople rave-up that starts with a chunky wah-wah guitar percussing
over a tom-tom-heavy downbeat and a blitz of heavily reverbed vocals.
There's Gesel Mason springing into a spiral phrase (one of my favorites) that begins in the ankles and ends in an arch on the floor, one hand percussing
the chest, like so many needles shooting into her heart.
Males court females by percussing
dry leaves with their abdomen that is thickened and covered with specialized hairs (Kronestedt 1984; Kohler and Tembrock 1987).