My lesson

 0    16 schede    elsamb321
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Domanda Risposta
sclera
It is a white opaque tough cover of the eyeball.
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esclerótico
cornea
clear transparent covering in front of the iris and pupil to protect them.
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la córnea
lacrimal glands
It is what forms the tears
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glándulas lagrimales
iris
It is a circular muscle surrounding the pupil and it helps regulate the amount of light going into the eye.
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el iris
pupil
It is an opening in the middle of the iris this also helps the iris regulate the amount of light going into `the eye.
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la pupila
ciliary muscles
It is a ring of smooth muscle fibers that is responsible for changing the shape of the lens in the eye to achieve accommodation.
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músculos ciliares
aquous hummor
the clear fluid filling the space in the front of the eyeball between the lens and the cornea.
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hummor aquous
lens
It is a convex shaped disc held in place ciliary muscles they relax and contract to change the shape of the lens
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el cristalino
Vitrious hummor
A jelly-like substance that holds the internal structure of the eye and gives shape to the eye
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hummor Vitrious
retina
It is a thin layer at the back of the eye that is sensitive to light
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retina
choroid
The layer behind the retina it contains blood vessels to nourish the retina.
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coroides
macula
It is a dark red spot that has a high concentration of cone cells.
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mancha
Fovea
It is a small pit in the middle of the macula with only cone cells that is why it has a high sensitivity of color and detail it is also where images are focused.
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fóvea
Optic disc
It is where optic nerves attach to the back of the eye then the optic nerves sends the message to the brain.
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Disco óptico
blind spot
There are no photoreceptors here so it cannot detect images.
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punto ciego
optic nerve
It transfer visual information from the retina to the vision centers of the brain via electrical impulses.
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nervio óptico
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