The term that describes how brass players must use their lips, jaw, and lower facial muscles together in order to play their instrument is: embouchure.
What is embouchure?
Embouchure can be defined as the way of playing a music instrument by making use of the mouth, lips, jaw among others to play the instrument.
When a musician makes use of their mouth, tongue to play an instrument it is called Embouchure .
Brass music players have to make use of their lips, jaw, and lower facial muscles together in order to play their instrument.
Therefore The term that describes how brass players must use their lips, jaw, and lower facial muscles together in order to play their instrument is: embouchure.
Learn more about Embouchure here:https://brainly.com/question/25943461
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