Anterior and posterior chambers Flashcards

1
Q

What structure divides the cavity anterior to the lens and lens zonules into two?

A

iris

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2
Q

How do the anterior and posterior chambers communicate?

A

through the pupil

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3
Q

What are the boundaries of the posterior chamber of the eye?

A

approximately triangular:

  • base formed by the ciliary processes
  • apex is pupil margin
  • posterior border is lens and zonular apparatus
  • anterior border is posterior surface of the iris
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4
Q

What causes the size of the posterior chamber to vary?

A

accommodation

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5
Q

What is the path of aqueous humour through the posterior chamber?

A

is secreted by the ciliary processes continually, enters posterior chamber before passing through the pupil into the anterior chamber

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6
Q

What are the boundaries of the anterior chamber?

A
  • bound in front by the cornea
  • bound posteriorly by the anterior iris surface and pupillary portion of the lens
  • lateral recess formed by iridocorneal angle occupied by the trabecular meshwork
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7
Q

Where is the anterior chamber deepest and what is its depth at this point?

A

centrally (3mm)

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8
Q

What is the approximate volume of aqueous humour in the anterior chamber?

A

250 μL

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9
Q

What is the rate at which aqueous humour is produced?

A

2-4 μL/minute

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