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Microanatomy of Eye laboratory

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Presentation on theme: "Microanatomy of Eye laboratory"— Presentation transcript:

1 Microanatomy of Eye laboratory
By Colonel Siriratana Wanichanon

2 Siriratana Wanichanon / Pramongkutklao
11/14/2018 Siriratana Wanichanon / Pramongkutklao

3 Siriratana Wanichanon / Pramongkutklao
11/14/2018 Siriratana Wanichanon / Pramongkutklao

4 Siriratana Wanichanon / Pramongkutklao
Sagittal section of fixed bull eye Cornea Limbus Iris Ciliaryprocess Ciliary body Ora serrata Sclera Choroid Retina Lens 11/14/2018 Siriratana Wanichanon / Pramongkutklao

5 Siriratana Wanichanon / Pramongkutklao
Three Layers of Eye Ball Retina Choroid Sclera } } Extraocular connective tissue 11/14/2018 Siriratana Wanichanon / Pramongkutklao

6 Siriratana Wanichanon / Pramongkutklao
Cornea Anterior epithelium Bowman’s membrane Stroma Endothelium Descemet membrane 11/14/2018 Siriratana Wanichanon / Pramongkutklao

7 Siriratana Wanichanon / Pramongkutklao
Inner segments Of Rods and Cones Outer segments Pigmented epithelium Choriocapillary layer Vessels layer Bruch’s memb.. Melanocyte riched connective tissue 11/14/2018 Siriratana Wanichanon / Pramongkutklao

8 Siriratana Wanichanon / Pramongkutklao
11/14/2018 Siriratana Wanichanon / Pramongkutklao

9 Corneosclerotic junction
* Iridocorneal angle Iris Cornea Sclera Ciliary muscle process Zonular ligaments Canal of Schlemn Space of Fontana Corneosclerotic junction (limbus) 11/14/2018 Siriratana Wanichanon / Pramongkutklao

10 Corneosclerotic junction
( limbus) Anterior chamber Iris Posterior chamber Sclera Ciliary muscle Zonular ligament Ciliary processes Cornea 11/14/2018 Siriratana Wanichanon / Pramongkutklao

11 Anterior lens epithelium
And capsule Posterior lens capsule Equator of lens showing Growing of the lens fibers Zonular ligaments Insert to lens capsule Space of Fontana 11/14/2018 Siriratana Wanichanon / Pramongkutklao

12 Clear cells layer continuation Pigmented cells layer continuation
Ciliary process Clear cells layer continuation From retina Pigmented cells layer continuation From choroid Stroma of the 11/14/2018 Siriratana Wanichanon / Pramongkutklao

13 Siriratana Wanichanon / Pramongkutklao
Canal of Schlemn Radial muscles Circular muscles Conjunctiva (Space of Fontana) 11/14/2018 Siriratana Wanichanon / Pramongkutklao

14 Siriratana Wanichanon / Pramongkutklao
Inner limiting membrane Nerve fiber layer Ganglion cell layer Inner plexiform layer Inner nuclear layer Outer plexiform layer Outer nuclear layer Outer limiting membrane Rods and cones layer Pigment epithelium 11/14/2018 Siriratana Wanichanon / Pramongkutklao

15 Siriratana Wanichanon / Pramongkutklao
Fovea centralis Ganglion cell layer and bipolar Cell layer are absent Photosentive cell layer is prominent (Rod free area) 11/14/2018 Siriratana Wanichanon / Pramongkutklao

16 optic to non- optic retina
Ora serrata The transition from optic to non- optic retina Optic retina Non-optic retina 11/14/2018 Siriratana Wanichanon / Pramongkutklao

17 Siriratana Wanichanon / Pramongkutklao
Optic disc or blind spot 11/14/2018 Siriratana Wanichanon / Pramongkutklao

18 Siriratana Wanichanon / Pramongkutklao
Iris and lens Constrictor pupilae muscles Dilator pupillae muscles Lens capsule Lens with detached lens nucleus Lens epithelium 11/14/2018 Siriratana Wanichanon / Pramongkutklao

19 Siriratana Wanichanon / Pramongkutklao
Lens capsule Anterior lens epithelium Con.=constrictor pupillae muscles Dil. =dilator pupillae muscles 11/14/2018 Siriratana Wanichanon / Pramongkutklao

20 Siriratana Wanichanon / Pramongkutklao
F=anterior iris epithelium is fibroblast M=melanocytes 11/14/2018 Siriratana Wanichanon / Pramongkutklao

21 Siriratana Wanichanon / Pramongkutklao
Posterior iris epithelium Melanocytes 11/14/2018 Siriratana Wanichanon / Pramongkutklao

22 Siriratana Wanichanon / Pramongkutklao
Lacrimal Gland 11/14/2018 Siriratana Wanichanon / Pramongkutklao

23 Siriratana Wanichanon / Pramongkutklao
D=interlobular duct, IC=interlobular connective tissue D IC 11/14/2018 Siriratana Wanichanon / Pramongkutklao

24 Siriratana Wanichanon / Pramongkutklao
D=interlobular duct, IC=interlobular connective tissue,intralobular duct IC D IC 11/14/2018 Siriratana Wanichanon / Pramongkutklao

25 Siriratana Wanichanon / Pramongkutklao
ME=myoepithelial cell, P=plasma cell,Z=zymogen granules P ME Z ME 11/14/2018 Siriratana Wanichanon / Pramongkutklao

26 Siriratana Wanichanon / Pramongkutklao
Thank You Thank You 11/14/2018 Siriratana Wanichanon / Pramongkutklao

27 Internal Ear laboratory
By Colonel Siriratana Wanichanon

28 Siriratana Wanichanon / Pramongkutklao
Inner ear (Low power) Auditory portion; Vestibular portion Petrous part of Temporal bone 11/14/2018 Siriratana Wanichanon / Pramongkutklao

29 Siriratana Wanichanon / Pramongkutklao
Inner ear ( low power) Auditory portion Vestibular portion Cerebellum Petrous part of temporal bone 11/14/2018 Siriratana Wanichanon / Pramongkutklao

30 Siriratana Wanichanon / Pramongkutklao
Semicircular canal ( low power ) Osseous part Membranous part Small part of crista ampularis Haversian canal 11/14/2018 Siriratana Wanichanon / Pramongkutklao

31 Siriratana Wanichanon / Pramongkutklao
Low power Medium power 1 2 Endolymph Perilymph Membranous labyrinth Membranous labyrinth composed of Mesothelium and it’s basal lamina Connective tissue fibers Fibroblasts and melanocytes High power 1 3 Endolymph Perilymph 11/14/2018 Siriratana Wanichanon / Pramongkutklao

32 Siriratana Wanichanon / Pramongkutklao
Bone with bone marrow and Haversian canals Ampulla Criata ampullaris Macula utriculi 11/14/2018 Siriratana Wanichanon / Pramongkutklao

33 Siriratana Wanichanon / Pramongkutklao
Macula utriculi (sacculi) Otolith Neuroepithelium 11/14/2018 Siriratana Wanichanon / Pramongkutklao

34 Siriratana Wanichanon / Pramongkutklao
Crista ampullaris 11/14/2018 Siriratana Wanichanon / Pramongkutklao

35 in vestibular ganglion
Crista ampullaris Cupula Neuroepithelium Planum semilunatum Haversian canal and osteon Peripheral processes of bipolar neurone in vestibular ganglion 11/14/2018 Siriratana Wanichanon / Pramongkutklao

36 White , pink and green arrows show the
Plane of section White , pink and green arrows show the corresponding areas in both sections 11/14/2018 Siriratana Wanichanon / Pramongkutklao

37 Siriratana Wanichanon / Pramongkutklao
Simicular duct Ampulla Cupula Crista ampullaris CN VIII vestibular portion Wall of membranous labyrinth Osseous labyrinth 11/14/2018 Siriratana Wanichanon / Pramongkutklao

38 Siriratana Wanichanon / Pramongkutklao
Vestibule Utricle Macula utriculi Crista ampullaris Ampulla 11/14/2018 Siriratana Wanichanon / Pramongkutklao

39 Siriratana Wanichanon / Pramongkutklao
Crista ampullaris 11/14/2018 Siriratana Wanichanon / Pramongkutklao

40 In vestibular ganglion
Neuroepithelium Hair cells type I Hair cells type II Supporting cells Cupula Planum semilunatum Peripheral processes of bipolar neurones In vestibular ganglion 11/14/2018 Siriratana Wanichanon / Pramongkutklao

41 Siriratana Wanichanon / Pramongkutklao
Macula utriculi ( sacculi ) Otolith 11/14/2018 Siriratana Wanichanon / Pramongkutklao

42 Siriratana Wanichanon / Pramongkutklao
Auditory portion In the rectangle see the next page 11/14/2018 Siriratana Wanichanon / Pramongkutklao

43 Siriratana Wanichanon / Pramongkutklao
Cochlea Scala vestibuli Scala media Scala tympani 11/14/2018 Siriratana Wanichanon / Pramongkutklao

44 Siriratana Wanichanon / Pramongkutklao
Organ of Corti Reissner’ s (vestibular) membrane Interdental cells in spiral limbus Tectorial membrane Osseous spiral lamina Basilar membrane 11/14/2018 Siriratana Wanichanon / Pramongkutklao

45 Siriratana Wanichanon / Pramongkutklao
Structures around Organ of corti Stria vascularis Osseous spiral lamina Spiral ligament Spiral ganglion In modiolus ( See structures in the rectangle in the next page ) 11/14/2018 Siriratana Wanichanon / Pramongkutklao

46 Siriratana Wanichanon / Pramongkutklao
Pillar cells Inner Outer hair cells Phalangeal cells Organ of Corti hair cell Tectorial membrane Basilar membrane Interdental cells in spiral limbus 11/14/2018 Siriratana Wanichanon / Pramongkutklao

47 Siriratana Wanichanon / Pramongkutklao
Basilar membrane Mesothelium Tectorial membrane Inner hair cell Inner phalangeal cell Inner pillar cell Outer pillar cell Outer hair cells Outer phalangeal cells Organ of Corti 11/14/2018 Siriratana Wanichanon / Pramongkutklao

48 Siriratana Wanichanon / Pramongkutklao
Parasagittal section of cochlea Plane of section Scala vestibuli Scala tympani Scala media Spiral ganglion in modiolus 11/14/2018 Siriratana Wanichanon / Pramongkutklao

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