What does Medical JIA stand for? Hop on to get the meaning of JIA. The Medical Acronym /Abbreviation/Slang JIA means Juvenile Idiopathic Arthritis. by AcronymAndSlang.com
Staff (music) In standard Western musical notation, the staff, or stave, [1] is a set of five horizontal lines and four spaces that each represent a different musical pitchâor, in the case of a percussion staff, different percussion instruments.
In most contemporary sheet music you will see the music will be written on either the treble clef staff: Or the bass clef staff: As the notes are written closer to the top of these clefs there pitch increases giving them a higher, lighter sound.