e.n.t 5th year, 1st lecture (dr. muaid)

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DR.Muaid I.Aziz FICMS Otolaryngologist head &neck surgeon

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DR.Muaid I.Aziz

FICMS

Otolaryngologist –head &neck surgeon

anatomy External

Middle

Inner

the external & middle ear concerned primarily with transmission of the sound while the inner ear has both hearing & balance function

EAM 2 parts

Length

Curvture

Nerve supply

TM

Middle ear 3 air filled parts

Inner ear