LE1 Flashcards

1
Q

Shape of eye lens

A

Biconvex

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2
Q

Holds position of crystalline lens

A

zonular fibers/ zonules

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3
Q

Lens that are more convex will make you see __ objects

A

Near

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4
Q

Major components of Lens

A

Capsule
Lens epithelium
Lens substance

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5
Q

Parts of Lens Capsule

A

Anterior Pole
Posterior Pole
Equator

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6
Q

Type of epithelial cells found in the anterior pole and equator

A

simple cuboidal cylindrical cells

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7
Q

Function of Lens epithelium

A

maintains transparency of lens

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8
Q

Mechanism of maintaining transparency of lens by lens epithelium

A

Na-K pump pumps water out

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9
Q

Parts of Lens epithelium

A

A cells
E cells
Lens fibers

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10
Q

Common problem of the A cells of Lens epithelium

A

Anterior subcapsular cataract

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11
Q

Causes of anterior subcapsular cataract

A

Trauma
Inflammation
Increased IOP

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12
Q

Thickest part of Lens capsule

A

Equator

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13
Q

Thinnest part of Lens capsule

A

Posterior pole

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14
Q

The connection between anterior and posterior pole

A

Optical/ Visual axis

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15
Q

Lens epithelium that is found in the equator

A

E cells

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