Assertion: eye | /r/CapableOf | generate electrical nerve impulses
Facets:
value: for hues
type: PURPOSE
value: for brightness
type: PURPOSE
value: for varying colors
type: OTHER
Source sentences:
text: The visual system detects light on photoreceptors in the retina of each eye that generates electrical nerve impulses for the perception of varying colors and brightness.
text: Sight or vision is the capability of the eye(s) to focus and detect images of visible light on photoreceptors in the retina of each eye that generates electrical nerve impulses for varying colors, hues, and brightness.
text: Vision or, sight is the capability of the eye (s) to focus and detect images of visible light on photoreceptors in the retina of each eye that generates electrical nerve impulses for varying colors, hues, and brightness.