Yet this wonderful appliance had neither tongue nor teeth, larynx nor pharynx.
The larynx, in the production of sound, may be compared to an organ-pipe.
The organ by which the singing-voice is produced is the larynx.
This is caused by ulcers on the posterior wall of the larynx.
Thus the opening from the larynx into the pharynx is closed.
That is, the lowering of the ...