1. Eye and Ear Histology Orientation Images1

2. Eyelid structures - from Netter
Orbicularis oculi muscle
Superior tarsus
Inferior tarsus
Lacrimal glands
Orbital part
Palpebral part
Levator palpebrae superioris muscle
Lacrimal ducts

3. Eyelids: Netter pl. 76

4. UCSF #173: human eyelid Levator palpebrae s.m. Lacrimal gland
S. Tarsal muscle
Orbicularis oris m.
Superior tarsus
Apocrine gland
Tarsal gland
Palpebral conjunctiva

5. Three Tunics of the Eye

6. Arteries and Veins of Orbit
Ciliary arteries
Ophthalmic artery
Central retinal artery and vein
Optic nerve
Internal carotid artery

7. Ciliary body and processes
Cornea
Anterior chamber
UCSF #164
Iris
Posterior chamber
Ciliary body and processes
Vitreous body
Hyaloid canal
Sclera
Choroid
# Eye-2
Retina
Optic nerve
Central retinal artery & vein

8. Cornea Stroma Bowman’s membrane Corneal endothelium Corneal epithelium
Corneal stroma
Descemet’s membrane
Corneal endothelium

9. Lens
Zonule (of Zinn)
Lens capsule
Lens epithelium
Lens fibers

10. Lens fiber formation at the equator region
Zonule
equator

11. A: Anterior chamber P: Posterior chamber

12. Canal of Schlemm Trabecular meshwork Cornea Anterior chamber Iris
Posterior chamber

13. A: Trabecular meshwork B: Canal of Schlemm

14. Ciliary body and ciliary processes
Pigmented and non-pigmented ciliary epithelial cells
Ciliary processes
Ciliary body

15. Sphincter (constrictor) pupillae. Dilator pupillae. (smooth muscle)
Sphincter (constrictor) pupillae Dilator pupillae (smooth muscle) (myoepithelial cells)
Eye-2

16. Retina Choroid Sclera Inner limiting membrane Optic nerve fibers
Ganglion cell layer
Inner plexiform layer
Inner nuclear layer
Outer plexiform layer
Outer nuclear layer
Outer limiting membrane
Rods and cones
Retinal pigment epithelium
Choroid
Bruch’s membrane
Choriocapillary layer
Sclera

17. EYE-2 Ora serrata
EYE-1 Fovea centralis

18. Eye-2: Optic papilla (disc)
Optic nerve
Central retinal artery & vein

19. Ear Outer, middle and inner ear

20. Endolymphatic sac and duct
Semicircular ducts
Cochlear duct
Saccule
Utricle

21. Ear-2 Netter pl. 90 Cochlear duct (basal turn) Utricle Ampulla(e)
Saccule
Saccule
Utricle
Cochlear nerve
Vestibular ganglion and nerve
ampulla
CN VIII: vestibulocochlear nerve

22. # Ear-4
Cochlear nerve
Spiral (cochlear) ganglion
Cochlear nerve

23. Ear-2 Vestibulocochlear Nerve (CN VIII)
Vestibular nerve
Vestibule
Vestibular ganglion
Cochlear Nerve
Vestibular nerve
Vestibulocochlear Nerve (CNS VIII)
Vestibular ganglion

24. EAR-2 Macula Crista ampullaris
Otolithic membrane with otoconia (otoliths)
Cupula
Ear-4

25. Ear-3 and other ear slides
Stapes
Saccule
Cochlear duct
Saccule ?

26. Cochlear Nerve and spiral ganglia
Helicotrema
Ear - 4
Base
Spiral ganglion
Cochlear Nerve

27. Organ of Corti in Scala Media?
Scala vestibuli ? ?
Scala tympani
Cochlear duct with Organ of Corti
Scala media

28. Scala media (cochlear duct)
Scala vestibuli
Vestibular membrane
Stria vascularis
Scala media (cochlear duct)
Tectorial m.
Scala tympani
Basilar membrane

29. Organ of Corti Outer hair cells Inner hair cell
Inner tunnel
Inner and outer pillar cells
O. phalangeal cells
I. phalangeal cell

30. Perilymph and endolymph filled spaces in cochlea Blue: perilymph
Perilymph and endolymph filled spaces in cochlea Blue: perilymph Yellow: endolymph

31. EAR-3 Helicotrema ? Osseous spiral lamina Cochlear duct ?
Low pitch sound (longer basilar membrane)
Osseous spiral lamina
Cochlear duct ?
High pitch sound (shorter basilar membrane)