{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

Neural small abnormalities in the eyeballs shape cause

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: s shape cause problems with vision, such as __nearsightedness__ and __farsightedness__. __nearsightedness__ __farsightedness__ How We See: The Retina Receptors for vision (__rods and cones__) are located in the __retina__. __retina__ The __fovea__, a pit filled with cones, is responsible for our sharpest vision __fovea__ The __blind spot__, near the __fovea__, has no visual receptors __blind __fovea__ How We Hea r: Sound Waves Sound waves vary in: __Length__ (Wavelength), which determines pitch (highness or lowness) __Length__ __Height__ (Amplitude), which determines loudness (intensity of the __Height__ sound). __Complexity__ (Range), which determines timbre __Complexity__ How We Hea r: Anatomy of the Ea r Structures of the outer and middle ear gather and focus sound waves, conducting them to the __cochlea__ __cochlea__ Receptors for hearing are __hair cells__ i n the __cochlea__ __cochlea__ How We Hea r: Loudness The __loudness__ of a sound is measured in __decibels__. __decibels__ __Chronic Exposure__ to loud noise can cause perman...
View Full Document

{[ snackBarMessage ]}