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Cornea, Pupil and Lens
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Cornea
Avascular stroma
Outer stratified squamous epi. Inner endothelium
Aqueous humor; anterior chamber
Air
Anterior Surface of Cornea
Air
Posterior Surface of Cornea
Descemet’s membrane; basement membrane of endothelium
Anterior chamber; aqueous humor
Endothelium
Iris and Ciliary Apparatus
Anterior chamber (AC)
Posterior chamber (PC)
Ciliary body
Iris
Pigmented epithelium
Sphincter pupillae muscle
AC
PC
Ciliary Body
Lens
Suspensory ligaments/zonal fibers of lens
Ciliary process
Ciliary Apparatus
Canal of Schlemm
SC: canal of SchlemmT: trabeculae - drain to CSC: corneaAC: anterior chamberCB: ciliary bodyI: iris
Red arrow: flow path of aqueous humor to CS
PC
Ciliary process
Lens
Suspensory ligaments of lensCapsule
Lens
Capsule
Anterior epithelium
Lens fiber cells
Layers of Retina
Rod cells Cone cells
Fovea: Cones Only
Light
Optic Nerve
Optic disc
Diagram of Inner Ear
Diagram of Inner Ear
Inner Ear/Cochlea
Modiolus
Scala tympani (ST)
Scala Vestibuli (SV)
Organ of Corti (OC)
Scala media (SM)
Helicotrema
Spiral ganglia (SG)
Bony cochleaSpiral ligament (SL)
Organ of Corti
ST
SV
SM
Basilar membrane (BM)
SG
Vestibular membrane (VM)
OC
SL
Organ of Corti
Organ of Corti
Tectorial membrane (TM)
Cochlear nerve fibers
Hair cells
Basilar membrane (BM)
SM
ST
SL
VM
Cochlear nerve fibers
Organ of Corti
TM
Basilar membrane
Outer hair cells
Inner hair cells
SM
Sensory Villi on Hair Cell: SEM
Taste Buds
Taste Buds on Fungiform Papilla of Tongue
Taste buds
Taste Buds
Apical pore with sensory cellsin taste bud
Olfactory Epithelium
Olfactory Mucosa
Olfactory epithelium: sustentacular/pseudostratified columnar epithelium with long microvilli
Olfactory Epithelium