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OAP A > CONJUNCTIVA > Flashcards

CONJUNCTIVA Flashcards

1
Q

CONJUNCTIVA DEVELOPS FROM?

A

SURFACE ECTODERM

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2
Q

CONJUNCTIVA

A

thin, transparent, vascularised mucous membrane that lines eyelids + anterior sclera

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3
Q

CONJUNCTIVA FUNCTIONS

A
  • goblet cells secrete mucin which forms innermost layer of tear film
  • immune cells to aid ocular surface defence
  • prevents microbes entrance
  • role in immune surveillance
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4
Q

CONJUNCTIVA STRUCTURE

A
  • stratified columnar epithelium

- substantia propria (lymphoid layer + deeper fibrous layer)

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5
Q

CONJUNCTIVAL EPITHELIUM

A

inner surface of eyelids lined with stratified columnar epithelium containing mucus-secreting goblet cells

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6
Q

PALPEBRAL CONJUNCTIVA

A

lines post. surface of eyelids, vascular

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7
Q

BULBAR CONJUNCTIVA

A

over ant. sclera, binded by tenon’s capsule

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8
Q

CONJUNCTIVAL FORNICES

A

junction between palpebral + bulbar conjunctiva, flexible + loose

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OAP A (22 decks)

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