When food enters from esophagus, one of the functions of the stomach is to produce and release enzymes. These enzymes help in the digestive mechanism. The pH here is two (2) that provides the optimum acidity environment for the maximum activity of pepsin, a protein-digesting enzyme.
The clavichord is a European stringed keyboard instrument known from the late Medieval, through the Renaissance, Baroque and Classical eras. Historically, it was mostly used as a practice instrument and as an aid to composition, not being loud enough for larger performances. The clavichord produces sound by striking brass or iron strings with small metal blades called tangents. Vibrations are transmitted through the bridge(s) to the soundboard.
The clavichord is a keyboard instrument, like the harpsichord, piano, virginal, spinet, and accordion. It is in the class known as the box zither, putting it also in the company of the dulcimer and autoharp. The main division in clavichords is between fretted and unfretted versions.he clavichord is a keyboard instrument, like the harpsichord, piano, virginal, spinet, and accordion. It is in the class known as the box zither, putting it also in the company of the dulcimer and autoharp. The main division in clavichords is between fretted and unfretted versions.