mp-4 histo t h t dan mata
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histo mataTRANSCRIPT
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MP-4 HISTO TELINGA, HIDUNG, TENGGOROKAN DAN MATA
Dr. Fajar Arifin G., MS
Bagian Histologi FK Usakti
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TELINGA( APPARATUS VESTIBULOCOCHLEARIS )
Terdiri dari :
1. AURIS EXTERNA ( TELINGA LUAR )
2. AURIS MEDIA (TELINGA TENGAH )
3. AURIS INTERNA ( TELINGA DALAM )
= LABIRIN
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TELINGA LUAR ( 1 )
- DAUN TELINGA
- Kulit tipis
- T.r. elastis - - -> sbg rangka
- perikondrium + serat elastin
- rambut ±
- Kel. sebasea + keringat - - -> ±
- Otot skelet ±
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TELINGA LUAR ( 2 )
- MEATUS AKUSTIKUS EXTERNUS - ± 25 mm, bentuk S, medio inferior
- T.r. elastis - - -> 1/3 luar
- Tulang - - - > 2/3 dalam - Kulit tipis + rambut - Kel. sebasea + kel. serumina - - - > sekretnya membentuk SERUMEN - Kel. serumina - - modifikasi kel. keringat menjadi kel. apokrin
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TELINGA LUAR ( 3 )
- serumen agak keras seperti lilin,
w. coklat, rasa pahit, cegah
serangga masuk dan bakterisid
- MEMBRANA TIMPANI
- Bentuk oval, semitransparan
- Tdd: 3 lapisan, kecuali di
membrana Shrapnel
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MEMBRANA TIMPANI
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TELINGA TENGAH
KAVUM TIMPANI - - - > Batas-batasnya- Lateral : membrana timpani- Medial : tulang - - - > telinga dalam- Atap : fossa kranii media + os temporal- Dasar : daerah retrofaringeal- Posterior : antrum timpani - - pros. mastoid os temporal- Anterior : berhub. dgn nasofaring melalui tuba Eustachii
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ISI KAVUM TIMPANI :
- Osikula auditoris : malleus, incus, stapes
- Tendo : M. tensor timpani + M. stapedius
- N. korda timpani
Seluruhnya dilapisi oleh ep. selapis gepeng/ selapis kubis rendah
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TUBA FARINGOTIMPANI(TUBA EUSTACHII)
- Menghub. kavum timpani dgn bag. lateral nasofarings
- 1/3 bag. tulang + 2/3 bag. t.r. elastis- Panjang ± 3,5 cm, gepeng, sempit- Mengatur keseimbangan tekanan udara antara cavum timpani & udara luar- Ep. selapis torak - - - ep. bertingkat + silia + goblet
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TELINGA DALAM
= LABIRIN
HELICOTREMA
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.A. Modiolus
1. Skala vestibuli
2. Skala media / duktus
koklearis
3. Skala timpani
B. Helikotrema
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Membrana timpani
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A.Skala vestibuli B. Skala media C. Skala timpani1. Membr. vestib. Reissneri 2. membr. Basilaris3. organ Corti 4. membr. tektoria
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TELINGA DALAM / LABIRIN
- Lab. tulang (labyrinthus osseus)
dlm pars petrosa os temporal tdd.
saluran2 + ruangan
- Lab. membran (labyrinthus membranosa)
ep. selapis gepeng + sdkt. jar. ikat
isi : endolimf
- Sistem perilimfatik
tdd: jar. perilimfatik +perilimf
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TELINGA DALAM / LABIRIN tdd:
1. Kanalis semisirkularis
- lateralis/ horizontalis ampula
- superior crus commune
- posterior
2. Vestibulum cochlea
- utrikulus
- sakulus
3. Cochlea
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KANALIS SEMISIRKULARIS
- K.S. LATERAL = HORISONTAL
- K.S. SUPERIOR
- K.S. POSTERIOR
AMPULA KANALIS SEMISIRKULARIS
- Ada 3 buah, di dalamnya tdp krista ampularis
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D.S. LATERAL D.S. SUPERIOR
.D.S. POSTERIOR KRISTA AMPULARIS
MAKULA UTRIKULI
MAKULA SAKULI
SAKUS DUKTUS E.L. DUKTUS
ENDOLIMFATIKUS REUNIENS
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DALAM VESTIBULUM COCLEA tdp :
- Sakulus
- Utrikulus
Duktus yg menghubungkan utrikulus ke sakulus seperti huruf Y, ujungnya mbtk kantong buntu : sakus endolimfatikus
Makula utrikuli + makula sakuli tdd :
Sel penyokong dan sel rambut
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1. Lig. spiralis 2. stria vaskularis 3. prominensia spiralis4. memb. basilaris 5. organ Corti 6. limbus spiralis7. lamina spiralis ossea 8. sel2 ganglion spiralis.
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COCHLEA
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Ganglion spiralis
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A. ampula duktus semisirkularis1. krista ampularis 2. kupula
FUNGSI : ALAT
KESEIMBANGAN
DINAMIS
Kupula tdd:
mukopolisakarida
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KRISTA AMPULARIS
Fungsi : alat keseimbangan dinamis
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UTRIKULUSA. makula utrikuli B. membr. otolith/ statokoniaC. ruang utrikulus
FUNGSI : ALAT
KESEIMBANGAN
STATIS
Memb. otolith:
tdd glikoprotein +
CaCO3
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MAKULA UTRIKULI / MAKULA SAKULI
Fungsi : alat keseimbangan statis
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HIDUNG- organ yang berongga tdd : - tulang - tulang rawan - otot - jar. ikat
KULIT LUAR : - ep. berlapis gepeng bertanduk - rambut2 halus - kel. sebasea
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KAVUM NASI: - NARES ANTERIOR - NARES POSTERIOR (KOANA)
SEPTUM NASI
1. VESTIBULUM NASI:
- ep. berlapis gepeng ( - tanduk)
- vibrissae
- kel. sebasea + keringat
2. FOSSA NASALIS
- ep. bertingkat + silia + goblet
(EPITEL RESPIRATORIK)
3. AREA OLFAKTORIS
EPITEL OLFAKTORIS
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EPITEL RESPIRATORIKGambar ep. bertingk.+silia+goblet silia Lamina basalis
Lamina propria NN. LL. (kd2) Kel. campur
TL RW. / TL.
MUKOPERIOSTEUM = MUKOPERIKONDRIUM = MEMB. SCHNEIDER ALLERGI ? EPISTAXIS ?
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EPITEL OLFAKTORIS
Gambar kavum nasi - ATAP KAVUM NASI + SEPTUM NASI ( 8-10 mm) - BATAS IRREGULAR ± 500 mm2
- W. COKLAT KEKUNINGAN
- KONKA NASALIS SUPERIOR - K.N. MEDIA - K.N. INFERIOR - PLEKSUS VENOSUS - PLEKSUS KIESSELBACH
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ALAT PENGHIDU – EPITEL OLFAKTORISGAMBAR EPITEL OLFAKTORIS
SILIA OLFAKTORIS NON MOTIL
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ALAT PENGHIDU – EPITEL OLFAKTORIS
GAMBAR Ø MEL. SILIA
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FUNGSI HIDUNG
1. SALURAN UDARA
2. SARINGAN UDARA
3. MENGHANGATKAN UDARA PERNAF.
4. MELEMBABKAN UDARA PERNAF.
5. ALAT PEMBAU
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EPITEL RESPIRATORIK DGN M.E. :
1. SEL TORAK + SILIA (300) SINDROM
KARTAGENER
2. SEL GOBLET3. SEL TORAK + MIKROVILI (SEL PENGGANTI)
4. SEL TORAK + MIKROVILI (SINAPS RESEPTOR)
5. SEL BASAL
6. SEL SEKRETORIK - - - APUD CELL
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SINUS PARANASALIS
- S. FRONTALIS
- S. MAKSILARIS
- S. ETHMOIDALIS
- S. SPHENOIDALIS
EP. BERTINGKAT (± GOBLET) + SILIA
LAMINA PROPRIA TIPIS : KELENJAR ±
LENDIR + SEKRET KEL.- - - KAV. NASI
PERADANGAN : SINUSITIS
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FARINGS RUANGAN YANG MENGHUBUNGKAN TR. DIG. DAN TR. RESP.
TDD:
1. NASOFARINGS EP. BERTINGKAT + SILIA + GOBLET
2. OROFARINGS EP. BERLAPIS GEPENG
3. LARINGOFARINGS BERVARIASI, TERUTAMA EP. BERLAPIS GEPENG
TUBA EUSTACHII bermuara pd bagian lateral nasofarings
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FARINGS
GAMBAR FARINGS
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CINCIN WALDEYER
- TONSILA PALATINA KANAN + KIRI
- TONSILA LINGUALIS
- TONSILA PHARYNGEA
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TONSILA PALATINA
- Antara arcus glossopalatinus – arcus pharyngopalatinus
- Ep. berlapis gepeng
- Dasar organ : tdp kapsula fibrosa
- Banyak kriptus + benda2 liur (detritus)
- Epitel yg lepas + limfosit yg mati + bakteri
- Peradangan : Tonsilitis
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TONSILA PALATINA
1. Kriptus +
benda-benda liur
2. Nodulus limfatikus
3. Kapsula fibrosa
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TONSILA LINGUALIS
• Letak di radix linguae, belakang linea terminalis lidah
• Ep. berlapis gepeng
• Kriptus lebar
• Tdp kelenjar mukosa Weber
• Jarang meradang
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TONSILA PHARYNGEA
• Kelompokan jar. limfoid di tengah dinding posterior nasofarings
• Menyerupai T. palatina
• Ep. bertingkat + silia + goblet / ep. berlapis gepeng
• Bila hipertrofi dis. ADENOID - - - dapat menyumbat jalan nafas ke hidung
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LARINGS
• BENTUK : IRREGULAR• DINDING: T.R. HIALIN + ELASTIS JAR. IKAT OTOT SKELET MUKOSA + KELENJAR2• FUNGSI : MENGHUB. FARINGS – TRAKEA MEMBENTUK SUARA
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• TUNGGAL : TIROID, KRIKOID, EPIGLOTTIS• BERPASANGAN : ARITENOID, KORNIKULATA, KUNEIFORMIS
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LARINGS
• T.R. HIALIN : TIROID, KRIKOID ARITENOID• T.R. ELASTIS : EPIGLOTTIS KUNEIFORMIS KORNIKULATA UJUNG ARITENOID• OTOT INTRINSIK - - -> FONASI• OTOT EKSTRINSIK - - -> MENELAN
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EPIGLOTTIS
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Ø MEM. LARINGS
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Ø MEM. LARINGS
.
I. Pita suara palsu
II. Pita suara sejati
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MATA
I. BOLA MATA ( BULBUS OCULI )
II. ADNEXA MATA :
- KELOPAK MATA (PALPEBRA)
- KELENJAR LAKRIMAL - MUSKULI EXTRINSIC B. M.
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BOLA MATA
- ORBITA
- LEMAK ORBITA
- KAPSULA TENON = FASCIA B.M.
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DINDING BOLA MATA (1)
1. TUNIKA FIBROSA :
- SKLERA - - - 5/6 bag. posterior
- KORNEA - - - 1/6 bag. anterior
2. TUNIKA VASKULOSA ( UVEA ):
- IRIS
- KORPUS SILIARIS
- KOROID
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DINDING BOLA MATA (2)
3. TUNIKA NERVOSA ( RETINA ) :
- PARS OPTIKA RETINA (1O LAPISAN)
- PARS SEKA RETINA:
- PARS IRIDIKA RETINA
- PARS SILIARIS RETINA
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SKLERA
- Merupakan 5/6 bag. posterior B.M.
- Tdd. jar. ikat padat kolagen, fibroblas ±, serat elastin ±
- Relatif non vaskular
- Lamina/ area cribrosa di bag. posterior
- Tdd : 1. episklera
2. sklera yang sebenarnya
3. lamina fusca/ lam. suprakoroid
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KORNEA
- Merupakan 1/6 bag anterior B. M.
- Jernih sebab :
1. air ±
2. susunan serat kolagen teratur
3. zat antar sel : kondroitin sulfat +
keratan sulfat
- Non vaskular
- Serat sensoris banyak (cab. sensoris N.V)
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KORNEA (2)
- Nutrisi secara diffusi:
- humor akweus
- pemb. darah di limbus kornea
- Tdd. 5 lapisan:
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KORNEA - LAPISAN2 NYA (3)
1. Ep. berlapis gepeng tanpa lap. Tanduk 50 – 70 μm, 5 – 6 lapis sel-sel
2. Memb. Bowman 7 – 12 μm, aselular
3. Substansia propria/ stroma kornea 90% tebal kornea, avaskular
4. Memb. Descemet 5 – 10 μm, fibril kolagen halus
5. Lap. endotel kornea epitel selapis gepeng + organel2
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GAMBAR MIKROSKOPIK KORNEA :
1. Ep berlapis gepeng
2. Membr. Bowman
3. Substansia propria
(stroma kornea)
4. Membr. Descemet
5. Lap. endotel kornea
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LIMBUS KORNEA
- Daerah peralihan kornea – sklera: ± 1 mm
1. ep. konj. bulbi - - - 10 lapisan sel-sel
2. jar. ikat konj. bulbi
3. stroma limbus : pemb darah + limf
4. kanal Schlemm
5. Jar. trabekular ( celah2 Fontana )
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TUNIKA VASKULOSA (UVEA)
1. IRIS
2. KORPUS SILIARIS
3. CHOROID
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IRIS (1)
- Memisahkan k.o.a. dan k.o.p.
- Celah di tengah disebut: pupil
1. lap. endotel
2. lap. jar. ikat jarang, fibroblas + melanosit
3. lap. jar. ikat jarang + pemb darah
4. m. sfingter pupilae + m. dilatator pupilae
5. pars iridika retina : 2 lapis sel kubis
berpigmen
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IRIS
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IRIS (2)
WARNA IRIS:
biru , bila pigmen sedikit / (-)
↓
kelabu
↓ pd albino : warna iris
kehijauan merah muda
↓
coklat/ hitam
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IRIS – PEMBULUH DARAHNYA (3)
- sirkulus arteriosus iridis mayor
- sirkulus arteriosus iridis minor
- kolateral
Dari cabang2 A. siliaris anterior +
A. siliaris posterior longa
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KORPUS SILIARIS (1)
1. Mm.siliaris : * pars meridionalis
* pars radiata
* pars sirkularis
2. Jar. ikat vaskular
3. Pars siliaris retina : 2 lapisan sel kubis
- lap. luar berpigmen
- lap. dalam tidak berpigmen
(memp. tight junction - - - blood aqueous
barrier)
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KORPUS SILIARIS (2)
- Prosesus siliaris
- Zonula siliaris Zinnii
- Humor aqueous
Aliran humor aqueous : k.o.p.- - - pupil - - - k.o.a.- - - jar. trabekular /celah Fontana - - kanal Schlemm - - -v. aqueous- - - vena episclera - - - v. siliaris anterior
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KOROID / CHORIOIDEA
1. Lap. suprakoroid
2. Lap. vaskulosa - - - -> V. VORTIKOSA
3. Lap. koriokapilaris
4. Membrana Bruch ( lamina elastika )
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RUANG-RUANG DALAM MATA
1. Kamera okuli anterior ( k.o.a.)
2. Kamera okuli posterior ( k.o.p. )
3. Ruang vitreus
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HUMOR AQUEOUS
- Index refraksi = 1,33
- Dibandingkan plasma darah: protein ↓; vit.C, pyruvat, laktat ↑; urea, glukosa ↓
- Fungsi : memberi nutrisi pada lensa, kornea dan sebagian retina
- Tekanan intraokular N = 20 mmHg
- Glaukoma terjadi bila kecepatan sekresi tidak seimbang dgn kecepatan resorbsi
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MEDIA REFRAKSI :
1. KORNEA
2. HUMOR AKWEUS
3. LENSA
4. KORPUS VITREUM
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LENSA MATA / LENSA KRISTALINA
1. Kapsula lensa
2. Epitel lensa
3. Serat lensa
Zonula siliaris Zinnii
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KORPUS VITREUM / BADAN KACA
- Spt agar
- Index refraksi 1,334
- Tdd. air + asam hialuronat - - - 99%
- Kanalis hialoidea (Cloquet)
- Serat kolagen
- Hialosit + makrofag
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BANGUNAN2 YANG BERPERAN PADA PROSES AKOMODASI
1. m. sfingter pupilae - - - kontr.
2. m. siliaris - - - kontr.
1 + 2 : akomodasi untuk melihat dekat
3. m. siliaris - - - relaksasi
4. m. sfingter pupilae - - - relaksasi
3 + 4 : melihat jauh / keadaan istirahat
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PARS OPTIKA RETINA (1) - - - 10 lapisan
1. Lap epitel pigmen retina
2. Lap batang & kerucut
3. Membr limitans externa
4. Lap inti luar
5. Lap plexiform luar
6. Lap inti dalam
7. Lap plexiform dalam
8. Lap sel2 ganglion
9. Lap serat saraf
10. Membr limitans interna
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RETINA
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PARS OPTIKA RETINA (2)
Ketebalannya berbeda2
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SEL KERUCUT + SEL BATANG
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SEL EPITEL PIGMEN RETINA
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VASKULARISASI BOLA MATA
1. A. sentralis retina - - - retina, kecuali lap.
koni + basili
2. A. siliaris anterior - - - iris + korpus siliaris,
anastomosis dgn a. sil. post. longa
3. A. sil. post. longa - - - korpus siliaris
4. A. sil. post. brevis - - - ora serrata
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PERKEMBANGAN NORMAL MATA (1)
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PERKEMBANGAN NORMAL MATA (2)
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PALPEBRA ( KELOPAK MATA )
- superior - - - bergerak- inferior - - - tak bergerak
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KONJUNGTIVA
• K. PALPEBRA
• K. FORNICES
• K. BULBI
Membran mukosa transparan yg tipis
Epitel berlapis silindris (2 lapis) + sel goblet
Lamina propria tdd jar. ikat jarang
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GL.LAKRIMALIS
Membasahi permukaan anterior B.M. - - - punktum lakrimale - - - kanalikuli lakrimalis - - -sakus lakrimalis - - - duktus nasolakrimalis - - - meatus inferior
FUNGSI : membentuk lakrimae
lisozim - - - bakterisid
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KELENJAR LAKRIMALIS
Kel. eksokrin, kompleks, tubuloalveolar, bercabangserosa
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AIR MATA
DIHASILKAN OLEH :
1. GL. LAKRIMALIS
2. GL. LAKRIMALIS AKSESORIUS
( KEL. KRAUSSE )
3. Sel goblet pd ep. konjungtiva
4. Kel. Meibom
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GAMBAR APPARATUS LAKRIMALIS.
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MM. EXTRINSIK BOLA MATA
1. M. REKTUS SUPERIOR
2. - “ - INFERIOR
3. - “ - LATERALIS
4. - “ - MEDIALIS
5. M. OBLIQUS SUPERIOR
6. M. OBLIQUS INFERIOR
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