Nutrition owing to stimulus, [xxxvii. 3].
—— by animal selection, [xxxvii. 3].
—— when the fibres are elongated, [xxxvii. 3].
—— like inflammation, [xxxvii. 3].
O.
Objects long viewed become faint, [iii. 3. 2].
Ocular spectra, [xl].
Oil externally in diabætes, [xxix. 4].
Old age from inirritability, [xxxvii].
Opium is stimulant, [xxxii. 2. 2].