The opening that surrounds the vibrations
of the lip. Rather like the aperture of a camera.
The larger end of the brass instrument.
The position and use of the lips in playing a musical wind instrument
thin muscular sheet separating the thorax from the abdomen. It is
attached by the ribs at either side and the breastbone and backbone, and
a central tendon. Arching upwards against the heart and lungs, the
diaphragm is important in the mechanics of breathing. It contracts when
inhaling, moving downwards to increase the volume of the chest cavity,
and relaxes at exhalation.
The movement of the hand inside the bell of the French horn. The hand
fills in the notes of the harmonic series by moving backwards and