ear models

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Ear Models Review

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Page 1: Ear models

Ear Models Review

Page 2: Ear models

Outer Ear Pinna External Auditory Canal

Pinna

Helix

External Auditory Canal

Middle Ear Auditory Ossicles

o Malleuso Incus o Stapes

Abuts Oval Window

Eustach

ian Tube

Inner Ear Vestibular Complex

o Semicircular canals Cochlear

o Organ or Corti

Tensor tympani musc.

Tympanic Membrane

Page 3: Ear models

Cochlear

Vestibular cochlear

Nerve

Stapes• Abuts oval window

Oval Window

Semi circularCanals

(Vestibular System)

Incus

Malleus

Tympanic Membrane

Vestibule

Cochlear nerve

Vestibular nerve

Page 4: Ear models

Vestibule

Vestibular System (semicircular canals)

Cochlear

1

23

1. Malleus2. Incus3. Stapes

TympanicMembrane

(Oval Window)

Page 5: Ear models
Page 6: Ear models

Scala Vestibuli

Scala Tympani

Cochlear Duct

Hair Cells

Nerve fiber to cochlear nerve

Page 7: Ear models

Organ or Corti

Hair Cells

Nerve fiber to cochlear nerve

MECHANICAL ENERGY ISCHANGED TO ELECTRICAL ENERGY FOR NERVE IMPULSETO BRAIN!