Dim+light
81pupillary reflex — light reflex the reflex change in the size of the pupil according to the amount of light entering the eye. Bright light reaching the retina stimulates nerves of the parasympathetic nervous system, which cause the pupil to contract. In dim light… …
82dark — adj 1 Dark, dim, dusky, obscure, murky, gloomy mean partly or wholly destitute of light. Dark, the ordinary word and the most general of these terms, implies a lack of the illumination necessary to enable one to see or to identify what is before… …
83Circadian rhythm — Circadian redirects here. For the album by the rock band 5th Projekt, see Circadian (album). Some features of the human circadian biological clock A circadian rhythm, popularly referred to as body clock, is an endogenously driven, roughly 24 hour …
84dark — I (Roget s IV) modif. 1. [Lacking brightness] Syn. unlighted, unlit, dim, dusky, murky, gloomy, shadowy, somber, cloudy, foggy, sunless, lightless, indistinct, dull, faint, vague, misty, darkish, deep, drab, dingy, obscure, nebulous, shady,… …
85Lighting — Not to be confused with lightning. For other uses, see lighting (disambiguation). Low intensity lighting and haze in a concert hall allows laser effects to be visible …
86rhodopsin — /roh dop sin/, n. Biochem. a bright red photosensitive pigment found in the rod shaped cells of the retina of certain fishes and most higher vertebrates: it is broken down by the action of dim light into retinal and opsin. Also called visual… …
87Night blindness — Impaired vision in dim light and in the dark, due to impaired function of specific vision cells (namely, the rods) in the retina. The ability of our eyes to quickly view objects as they shift from light to dark areas and the ability to see in dim …
88Color vision — White light shone onto a green surface is perceived as green by the human eye, and processed as such in the brain s visual cortex …
89Mammalian eye — Eye Schematic diagram of the human eye …
90Phase response curve — A phase response curve (PRC) illustrates the transient change in the cycle period of an oscillation induced by a perturbation as a function of the phase at which it is received. PRCs are used in various fields; examples of biological oscillations …
