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Parts of the Eye

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  • What part of the eye contains photoreceptors?
    Retina
  • What is the sclera?
    The white part of the eye
  • What is the clear window at the front of the eye called?
    Cornea
  • What are the 2 types of photoreceptors?
    Rod and Cone
  • What type of lens is in the eye? (concave or convex)
    Convex
  • If the focal point is too close to the lens, what type of glasses would the person need?
    Concave
  • What is the fluid that is found behind the iris, that fills the whole eye called?
    Vitreous Humor
  • What is the adjustable hole called?
    The pupil
  • Where is the aqueous humor found?
    Between cornea and iris
  • What is the main job of the iris?
    Change how much light gets in through pupil
  • Where is the retina found?
    The inside back of the eye
  • Which photoreceptor is responsible for night vision and black and white?
    Rods
  • If the focal point is behind the reitna, what type of glasses would the person need?
    Convex
  • What is the official name for the blind spot that we have in each eye?
    Optic Disc
  • What is the name of the nerve that connects the eye to the brain called?
    Optic nerve
  • What part of the eye plays the biggest part in directing light onto the retina to form an image?
    Lens
  • Which photoreceptor is responsible for color vision?
    Cones
  • What is the purpose of the vitreous humor?
    To keep the eye shape
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