833

Remarks on the organs of speech.

If you draw in breath by the nose and send it out by the mouth you will hear the sound made by the division that is the membrane in [Footnote 5: The text here breaks off.]...

Taken from The Notebooks of Leonardo da Vinci edited by Jean Paul Richter, 1880.

Notebooks of Leonoardo da Vinci
XIV: Anatomy, Zoology and Physiology.
. . .
813
Physiological problems.
814,
815
The divisions of the animal kingdom.
816,
817
Miscellaneous notes on the study of Zoology.
818,
819,
820,
821
muscles.
822,
823,
824,
825,
826
Comparative study of the organs of sense in men and animals.
827
Advantages in the structure of the eye in certain animals.
828,
829,
830,
831
Remarks on the organs of speech.
832,
833
On the conditions of sight.
834,
835
The seat of the common sense.
836
On the origin of the soul.
837
On the relations of the soul to the organs of sense.
838
On involuntary muscular action.
839
Miscellaneous physiological observations.
840,
841,
842
The laws of nutrition and the support of life.
843,
844,
845,
846,
847
On the circulation of the blood.
848,
849,
850
Some notes on medicine.
851,
852,
853
. . .