The Five Senses of ManH. S. King, 1876 - 304 стор. |
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Сторінка 15
... distance of the point touched from the finger - tip with tolerable certainty . Similarly , the sensi- bility of the face and of the forehead is strongly marked , while that of the lips and the tongue is more perfect still . Experience ...
... distance of the point touched from the finger - tip with tolerable certainty . Similarly , the sensi- bility of the face and of the forehead is strongly marked , while that of the lips and the tongue is more perfect still . Experience ...
Сторінка 25
... distance from one another on a part of the skin of the other person . The latter must then say , with closed eyes , whether he feels the contact of two separate points , or whether both points seem to be merged into one . The result of ...
... distance from one another on a part of the skin of the other person . The latter must then say , with closed eyes , whether he feels the contact of two separate points , or whether both points seem to be merged into one . The result of ...
Сторінка 26
... distance of about four centimetres ( 1.58 inch ) apart , the sensation is then evidently a double one ; but as soon as the distance between the points is less than three centimetres ( 1 · 18 inch ) , the contact is then felt as that of ...
... distance of about four centimetres ( 1.58 inch ) apart , the sensation is then evidently a double one ; but as soon as the distance between the points is less than three centimetres ( 1 · 18 inch ) , the contact is then felt as that of ...
Сторінка 27
... distance of five to six centimetres apart ( 1 · 97-2.36 inches ) , they are still per- ceived as a single touch . It is quite astonishing how greatly the distance between the two points must be increased on the back before we are ...
... distance of five to six centimetres apart ( 1 · 97-2.36 inches ) , they are still per- ceived as a single touch . It is quite astonishing how greatly the distance between the two points must be increased on the back before we are ...
Сторінка 29
... distance apart pro- duce a single , not a double impression , and in certain . parts of the skin this distance may be very considerable . All the points which lie within a sensory circle cannot be distinguished from each other by the ...
... distance apart pro- duce a single , not a double impression , and in certain . parts of the skin this distance may be very considerable . All the points which lie within a sensory circle cannot be distinguished from each other by the ...
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Загальні терміни та фрази
action apparatus appear auditory nerve basilar membrane blue body brain called camera obscura cause centimetres cochlea complementary colours consists convex lens distance distinct distinguish double impression ear-bones edge Ernst Heinrich Weber Eustachian tube exactly excited experience fact fenestra ovalis field of vision figure fingers fixed follows fundamental tone greater green hand harmonics Helmholtz illusion imagine incidental images instance irritation layer look manner means motion move muscles number of vibrations observed octave optic nerve outer passes peculiar perceive a double perception phenomena picture position primary colours produced rays of light recognise refraction retina seen sensation of light sense of locality sense of touch sensitive to red sensory circle sensory nerves sensory organs separate points side simultaneously single nerve-fibre skin sound sound-waves spectrum stereoscopic string surface tactile takes place terminal boundaries terminal limits tion tube tuning-fork tympanic cavity tympanic membrane violet vitreous humour whilst
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