Saxophone Parts:
reed
mouthpiece
neck
body
valves
bell
The mouth piece is where the player puts the reed in. The player then blows into the mouth piece to make sound.
The reed goes into the mouth piece to help the performer blow into the mouth piece.
The neck attaches the mouth piece to the body.
The body holds all of the keys so that the player can press down the button to create the note.
The bell releases the sound to the listener!
Here's the sub contrabass:
Here's the Sopranino: