The Physics and Philosophy of the Senses: Or, The Mental and the Physical in Their Mutual Relation

action afferent nerves animal appear atoms believe Berkeley body brain called cause centre cerebellum cerebral cerebral hemispheres cerebrum chapter colour conceive conception connection conscious corresponding points crystalline lens Descartes diatonic scale difficulty direction distance distinct effect endeavour evident excited existence experience explained external objects fact faculty force ganglia ganglionic human ideas impressions impulse inch insensible instance instrument intelligence intuition Kant knowledge lachrymal laws lens light lobes matter medulla oblongata membrane mental mind molecules motion movements muscles muscular nature nerve fibres nervous observed optic nerves organs of sense papillæ peculiar perceive perception phenomena philosophy physical Plato position possess principle produced properties pure rays reason reflex action refraction regard Reid result retina sensations sensibility sensorium sensory smell sound spherical aberration spinal cord stereoscope substance supposed surface taste theory things thought tion touch vibrations vision visual waves writers