The Eye - Part 1 Flashcards

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1
Q

What is the Cornea?

A

It is Convex & Transaprent which allow Light through and Protects the Eye

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2
Q

Where is the Cornea?

A
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3
Q

What is the Sclera?

A

Tough and Fibrous layer which Keeps the Shape of the Eye Ball

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4
Q

Where is the Sclera?

A
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5
Q

What is the Iris?

A

Muscles contract and relax to alter the size of the Pupil

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6
Q

Where is the Iris?

A
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7
Q

What is the Pupil?

A

A Blackhoel in the centre of the Iris and Light goes through.

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8
Q

Where is the Pupil?

A
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9
Q

What is the Lens

A

Transparent which focuses the light on the back of the retina

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10
Q

Where is the Lens?

A
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11
Q

What is the Ciliary Muscule?

A

Muscle fibres around lens which changes the size and shape on lense

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12
Q

Where is the Ciliary Muscule?

A
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13
Q

What is the Suspensory Ligment?

A

Holds lense into Place

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14
Q

Where is the Suspensory Ligment?

A
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15
Q

What is the Retina?

A

Made up of Rods and Cones

Rods - Sensitive to Dim Light

Cones - Sensitive to Colour

Where images are formed an transfer electrical impulses to the optic nerve

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16
Q

Where is the Retina?

A
17
Q

What is the Optic Nerve?

A

A Sensory Neurone which sends message to the Brain

18
Q

Where is the Optic Nerve?

A