Completar frases The Human Voice 2Versión en línea An exercise reviewing the human voice in music por PROYECTO ORFEO 1 air-filled tone timbre pitch We use the cavities of our body to improve the or the intensity of a sound . 2 open vibrate widen The lungs must produce enough airflow to the vocal cords . 3 ensemble register harmony A is a particular series of sounds where a singer can sing comfortably and have the same quality ( timbre , power , clarity ? ) . 4 countertenor alto soprano mezzo-soprano Young children sing in the same register as a . 5 BA TA TTA SA SSA BBA Children ? s choirs , are often two - part or three - part , and sometimes include more voices . 6 pitch vibrators Vocal cords are the that produce fine and tone . 7 tenor falsetto alto A female choir includes soprano and voices . 8 male female Countertenor : A voice that is unusually high , light , and agile , even for a tenor . 9 vocalize intensify filter The resonators amplify and the sound . 10 filter amplify intensity The articulators ( tongue , palate , cheek , lips , etc . ) articulate and the sound .