3. Cornea, Pupil and Lens

4. Cornea Avascular stroma Outer stratified squamous epi. Inner endothelium Aqueous humor; anterior chamber Air

5. Anterior Surface of Cornea Air

6. Posterior Surface of Cornea Descemet’s membrane; basement membrane of endothelium Anterior chamber; aqueous humor Endothelium

7. Iris and Ciliary Apparatus Anterior chamber (AC) Posterior chamber (PC) Ciliary body

8. Iris Pigmented epithelium Sphincter pupillae muscle AC PC

9. Ciliary Body Lens Suspensory ligaments/zonal fibers of lens Ciliary process

10. Ciliary Apparatus

11. Canal of Schlemm SC: canal of Schlemm T: trabeculae - drain to CS C: cornea AC: anterior chamber CB: ciliary body I: iris Red arrow: flow path of aqueous humor to CS PC Ciliary process

12. Lens Suspensory ligaments of lens Capsule

13. Lens Capsule Anterior epithelium Lens fiber cells

15. Layers of Retina

16. Rod cellsCone cells

17. Fovea: Cones Only Light

18. Optic Nerve Optic disc

19. Diagram of Inner Ear

21. Inner Ear/Cochlea Modiolus Scala tympani (ST) Scala Vestibuli (SV) Organ of Corti (OC) Scala media (SM) Helicotrema Spiral ganglia (SG) Bony cochlea Spiral ligament (SL)

22. Organ of Corti ST SV SM Basilar membrane (BM) SG Vestibular membrane (VM) OC SL

23. Organ of Corti

24. Tectorial membrane (TM) Cochlear nerve fibers Hair cells Basilar membrane (BM) SM ST SL VM

25. Cochlear nerve fibers Organ of Corti TM Basilar membrane Outer hair cells Inner hair cells SM

27. Sensory Villi on Hair Cell: SEM

29. Taste Buds

30. Taste Buds on Fungiform Papilla of Tongue Taste buds

31. Taste Buds Apical pore with sensory cells in taste bud

32. Olfactory Epithelium

34. Olfactory Mucosa Olfactory epithelium: sustentacular/pseudostratified columnar epithelium with long microvilli

35. Olfactory Epithelium