Speech, production of, [357].

Spinal column, [223]-[225].
Hygiene of, [233].

Spinal cord, [280].
Protection of, [299].

Spinal nerves, [295].
Double nature of, [295].

Spitting, [403].

Spleen, [208].

Sprains, [239], [240].

Stapes, [359].

Starch, [162].
Action of, on saliva, [171].
Animal, [120].
Tests for, [136].

Steapsin, [155], [156].