ANATOMI INDRA_PENGLIHATAN Flashcards

1
Q

Orbita

Tulang pembentuk?
Bagian depan lubang?
Tepi sekeliling?

A

1.tulang pembentuk
-Os Frontale
-Ethmoidale
-Sphenoidale
-Zygomaticum
-Lacrimale
-Maxilla

  1. Bagian depan lubang : Aditus Orbitae
  2. Tepi sekeliling : Margo Orbita
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2
Q

Fissura?
Foramen?
Canal?

Dinding cavum orbita?
Dilapisi apa?

A

Fissura Orbitalis Sup et Inf
For. Etmoidales dan Opticum
Canalis nasolacrimalis

Dinding Cavum :
Medial+Inferior (Tertipis), Lateral, Superior

Dinding dilapisi periosteum > PERIORBITALE

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3
Q

Aditus Orbitae

Tertutup karena?

A
  1. Palpebra Sup. Inf
  2. Septum Orbitae
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4
Q

Organ Visuale

Terdiri dari?

A
  1. Bulbus Oculi
  2. Alat aksesoria
    - Palpebrae
    -Konjungtiva
    -Otot Mata
    -Aparatus Lakrimalis
  3. Penunjang
    -Septum orbitae
    -Corpus Adiposum Orbitae
    -Fascia Bulbi
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5
Q

Mekanisme pertahanan bola mata

A
  1. Tulang orbita, elastisitas bola mata
  2. Bantalan lemak orbita
  3. Kelopak mata proteksi fisik saat tidur berkedip basahi bola mata sec periodic
  4. Air mata membilas dan larutkan mikroba toxin dan alergan
  5. Konjungtiva menahan bakteri > fagositosis
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6
Q

Bulbus Oculi

Bentuk?
Lapisan?

A

-Agak bulat, diametet kurleb 2,5 cm > anteropost > panjang

  • Lapisan fibrosa, vaskulosa, nervosa (retina)
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7
Q

Lapisan Fibrosa Anterior

A
  1. Cornea
  2. Camera Anterior ( Ruang antar Cornea - Iris)
  3. Iris
  4. Camera Post ( Iris - Lensa)

Camera Ant + Post ( Aqueous Humor)

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8
Q

CORNEA

-permukaan dinding?
-ciri-ciri
-tdd?

A

-Cembung depan bulbus oculi
-Tidak ada pemb darah, saraf, bag. Mata paling anterior, nutris dari aqueous humor, N. V > reflek kornea
-tdd : Epitel
>Memb. Browman
>Stroma
>Membran descement
>Endotel
>Epitel regenerasi cepat

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