1Audition
the hearing process; vital part of verbal communication
2Outer Ear structure
Pinna, EAM, Tympanic Membrane
3Pinna (auricle)
Cartilaginous; Sound catcher
4External auditory meatus (EAM)
External ear canal; Terminates at tympanic membrane; Resonating cavity
5Tympanic membrane (TM)
eardrum; responsible for initiating impedance; has the Umbo & Cone of light
6Middle ear
impedance matches & amplifys sound; contains the ossicular chain & tympanic muscles.
7Bones of the ear
Ossicles: Malleus, Incus, Stapes
8Tympanic muscles
stapedius, tensor tympani