The New Encyclopædia Britannica, Volume 2Encyclopædia Britannica, 1992 - 32 pages |
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Page 147
... cones . The rods are the photoreceptors for vision under conditions of dim illu- mination ; the cones mediate daylight vision and colour sensation in many animals . The photoreceptors in both the rods and cones are composed of stacks of ...
... cones . The rods are the photoreceptors for vision under conditions of dim illu- mination ; the cones mediate daylight vision and colour sensation in many animals . The photoreceptors in both the rods and cones are composed of stacks of ...
Page 176
... cones are seen to be composed of stacks of disks , apparently made by the infolding of the limit- ing membrane surrounding the outer segment ; the visual pigment , located on the surfaces of these disks , is thus spread over a very wide ...
... cones are seen to be composed of stacks of disks , apparently made by the infolding of the limit- ing membrane surrounding the outer segment ; the visual pigment , located on the surfaces of these disks , is thus spread over a very wide ...
Page 182
... cones - e.g . , the retinas of the rat or guinea pig , and it is not obtained from the pure cone retina of the chicken . When the absorption spectrum is measured , it is found that its maximum absorption occurs at the point of maxi- mum ...
... cones - e.g . , the retinas of the rat or guinea pig , and it is not obtained from the pure cone retina of the chicken . When the absorption spectrum is measured , it is found that its maximum absorption occurs at the point of maxi- mum ...
Contents
SAN FRANCISCO | 1 |
SÃO PAULO | 6 |
SCANDINAVIAN LITERATURE | 10 |
Copyright | |
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activity ancient animals artists auditory axiom basilar membrane behaviour bipolar cells body brain bronze called canal carved cause central centre century changes chemical chemoreception classical cochlea colour cones cornea culture dreams early effect example female Figure frequency function Greek groups hair cells hearing hertz homosexual human important impulses increase individual influence inner ear insects kami later layer lens light literature male mammals mechanical Mechanoreception membrane millimetres modern movement muscle nature nerve fibres NREM occur odour olfactory optic organs outer percent period photoreceptor photoreceptor cells physiological pigment plays produced receptors relief REM sleep response retina rhabdom rhodopsin rods role Roman Rome São Paulo sculpture sense sensitivity sensory sexual Shakespeare Shinto Sikh skin slavery slaves social societies sound species statocyst stimulation structure studies style surface taste temperature theory tion types usually vertebrates vision visual women