wind instruments 
Collective term for instruments that produce sound by blowing, which causes the air column inside the tube to vibrate; a reed or the lips are used to play them.
Instrument with a curved tube and a slide that is lengthened to produce notes varying in pitch by semitones; its register is lower than that of the trumpet.
Valved instrument consisting of a coiled conical tube and a flared bell.
Valved instrument whose tonal range is the lowest in the brass family; it consists of a coiled conical tube and an upturned bell.
Valved instrument whose range is a fifth lower than the cornet; it consists of a curved conical tube and a large bell.
Valved instrument consisting of a curved conical tube and a flared bell.
Instrument with a conical tube and no valves or keys; it is used mainly for military calls.
Device that is inserted into the bell to muffle the sound.