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Upper Extremities > Eye Anatomy > Flashcards

Eye Anatomy Flashcards

1
Q

The lateral margin of the eye is what facial bone?

A

Zygomatic bone

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2
Q

The infraorbital margin of the eye is what bone?

A

Maxillary bone

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3
Q

The posterior portion of the eye is made up of what bone?

A

Sphenoid bone

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4
Q

The Medial border of the eye is made up of what bones? (4)

A

Lacrimal
Ethmoid
Maxillary
Sphenoid

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5
Q

The orbit of the eye has a “floor” made up of which bones?

A

Maxillary
Zygomatic
Palatine

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6
Q

Sclera can be described as?

A

White layering of the eye

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7
Q

The pupil can be described as?

A

Dark central aperture of the eye

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8
Q

The Iris can be described as?

A

Pigmented contractile tissue

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9
Q

The conjuctiva can be described as?

A

Thin mucous membrane covering the sclera and lines inside of eyelid

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10
Q

The cornea can be described as?

A

Transparent covering, involved in focusing light rays entering the eye

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11
Q

What are Rods and Cones?

A

Photoreceptors on the posterior surface

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12
Q

What contains no rods or cones, causing a blind spot?

A

Optic Nerve

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13
Q

What muscle controls downward eye movement?

A

Inferior Rectus

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14
Q

What eye muscle controls medial eye movement?

A

Medial Rectus

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15
Q

What eye muscle controls upward movement?

A

Superior Rectus

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16
Q

What eye muscle controls lateral movement?

A

Lateral Rectus

17
Q

What eye muscle controls adduction and elevation?

A

Inferior Oblique

18
Q

What eye muscle controls abduction and depression?

A

Superior Oblique

19
Q

Define Emmetropia

A

20/20 vision

20
Q

Define Myopia

A

Nearsightedness

21
Q

Define Hypermetropia

A

Farsightedness

22
Q

Patient reports loss of visual field. Described as curtain being pulled over. Most likely indicates?

A

Detached retina

23
Q

Define Iritis

A

Inflammation of the iris - “red eye” appearance due to minor blunt trauma

24
Q

Define Hyphema

A

Blood in anterior chamber of eye

25
Q

Black specks on sclera may indicate?

A

Ruptured globe

26
Q

Supraorbital margin of the eye is what facial bone?

A

Frontal bone

Upper Extremities (10 decks)

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