pitches sounded one after another

(a)  

patterns of sounds and silences

(a)  

one beat of silence

(a)  

major muscle of respiration

(a)  

4 beats of silence

(a)  

tones, sounds or notes

(a)  

two beats of silence

(a)  

the way you position your body

(a)  

note that gets 1 beat

(a)  

Note that gets 2 beats

(a)