
Cornea

Cornea

Sclera

Lens

Iris

Pupil

Ciliary muscles

Retina

Anterior/posterior chambers
aqueous/ vitreous humors

Middle ear

Inner ear

Auditory canal

Eardrum/ tympanum

Ear ossicles
(malleus incus, stapes)

Cochlea (N XIII)

Semicircular canals

Vestibular branch (N VIII)
External ear
Pinna

Tensor tympani

Nerve I (cribriform plate of ethmoid)

Superior conchae

Middle conchae

Inferior conchae
Nasal septum
perpendicular plate of ethmoid bone.
vomer bone.
septal nasal cartilage.
crest of the maxillary bone.
crest of the palatine bone.