Anatomy of the EAR 1

Identify the structures of the ear.

g

h

i

j

f

e

d

c

b

a

auricle (pinna)

outer ear

auditory tube

tympanic cavity

inner ear

middle ear

temporal bone

ossicles

tympanic membrane

auditory canal

Label the structures of the MIDDLE EAR

g

h

i

j

f

e

d

c

b

a

semicircular canals

incus

stapes

vestibule

auditory tube

malleus

oval window

cochlea

tympanic membrane

round window

Identify the structures of the middle ear in the diagram.

g

h

i

j

f

e

d

c

b

a

utricle

anterior duct

semicircular ducts

saccule

oval window

vestibule

cochlea

lateral duct

round window

posterior duct

Identify the different labyrinths of the INNER EAR!

g

h

i

j

f

e

d

c

b

a

bony labyrinth

saccule

endolymph

vestibulocochlear nerve

perilymph

semicircular canals

cochlea

membranous labyrinth

cochlear duct

semicircular ducts

Identify the different labyrinths and fliuids in the INNER EAR!

a

b

c

d

perilymph

endolymph

bony labyrinth

semicircular ducts

Identify the structures of the Cochlea

d

e

f

g

c

b

a

spiral organ (... of Corti)

scala media

vestibular membrane

tectorial membrane

basilar membrane

scala tympani

scala vestibuli

Identify the structures of the organ of Corti?

b

c

d

a

scala media

basilar membrane

tectorial membrane

hair cell