COSI 325 Chapter 9: Anatomy of Hearing

Name the Part of the Pinna labeled A

Helix

Name the Part of the Pinna labeled B

Auricular Tubercle

Name the Part of the Pinna labeled C

Scaphoid Fossa

Name the Part of the Pinna labeled D

Triangular fossa

Name the Part of the Pinna labeled E

Cymba Concha

Name the Part of the Pinna labeled F

Crus of Helix

Name the Part of the Pinna labeled G

Tuberculum Supratragicum

Name the Part of the Pinna labeled H

Cura Anthelicis

Name the Part of the Pinna labeled I

Cavum conchae

Name the Part of the Pinna labeled J

Antihelix

Name the Part of the Pinna labeled K

Tragus

Name the Part of the Pinna labeled L

Intertragic Incisure

Name the Part of the Pinna labeled M

Antitragus

Name the Part of the Pinna labeled N

Lobule

Name the Part of the Pinna labeled O

External Auditory Meatus

What part of the outer ear is in green?

Pinna

What part of the outer ear is in green?

The External Auditory Meatus

What part of the outer ear is in green?

The Tympanic Membrane

What is the structure in green?

The auditory tube (Eustachian Tube)

What part of the Malleus is labeled A?

The Head (caput)

What part of the Malleus is labeled B?

Neck

What part of the Malleus is labeled C?

Manubrium or handle

What part of the Malleus is labeled D?

Anterior Process

What part of the Malleus is labeled E?

Lateral Process

What part of the Malleus is labeled F?

Facet for incus

What part of the incus is labeled A?

Articular Facet for Malleus

What part of the incus is labeled B?

Body

What part of the incus is labeled C?

Short Crus

What part of the incus is labeled D?

Long Crus

What part of the incus is labeled E?

Lenticular Process

What part of the stapes is labeled A?

Obturator Foramen

What part of the stapes is labeled B?

Anterior Crus

What part of the stapes is labeled C?

Base (Footplate)

What part of the stapes is labeled D?

Posterior Crus

What part of the stapes is labeled E?

Neck

What part of the stapes is labeled F?

Head (Capitulum)

Name the middle ear structure labeled A

Superior Ligament of the Incus

Name the middle ear structure labeled B

Body of the incus

Name the middle ear structure labeled C

Short crus of the incus

Name the middle ear structure labeled D

Posterior Ligament of the Incus

Name the middle ear structure labeled E

Long Crus of the incus

Name the middle ear structure labeled F

Lenticular process of the incus

Name the middle ear structure labeled G

Head of stapes

Name the middle ear structure labeled H

Crus of stapes

Name the middle ear structure labeled I

Base of staped

Name the middle ear structure labeled J

Handle of the malleus (manubrium)

Name the middle ear structure labeled K

Lateral process of the malleus

Name the middle ear structure labeled L

Anterior process of the malleus

Name the middle ear structure labeled M

Anterior Ligament of the malleus

Name the middle ear structure labeled O

Neck of Malleus

Name the middle ear structure labeled P

Head of Malleus

Name the middle ear structure labeled Q

Superior Ligament of the malleus

Name the middle ear structure labeled A

Chondra Tympani

Name the middle ear structure labeled B

Stapedius Muscle

Name the middle ear structure labeled C

Cochleariform Process

Name the middle ear structure labeled D

Tympanic Membrane

Name the middle ear structure labeled E

Tensor Tympani Muscles

Name the middle ear structure labeled F

Auditory Tube (Eustachian Tube)

What ossicle joint is highlighted in pink?

Incudomalleolar Joint

What ossicle joint is highlighted in pink?

Incudostapedial Joint

What is the name of the structure highlighted in green?

Tympanostapedial syndesmosis

What does the red line in the outer ear mark?

lateral constriction

What does the blue line in the outer ear mark?

isthmus

What part of the tympanic membrane is labeled A?

Pars Flaccida

What part of the tympanic membrane is labeled B?

Anterior fold

What part of the tympanic membrane is labeled C?

short process of the malleus

What part of the tympanic membrane is labeled D?

manubrium of the malleus

What part of the tympanic membrane is labeled E?

cone of light

What part of the tympanic membrane is labeled F?

pars tensa

What part of the tympanic membrane is labeled G?

Annulus

What part of the tympanic membrane is labeled H?

Umbo

What part of the tympanic membrane is labeled I?

Incus

What part of the tympanic membrane is labeled J?

Posterior fold

What middle ear cavity is in green?

epitympanic recess

What middle ear cavity is in red

tympanic cavity

What is the window labeled B called?

Oval Window

What is the window labeled C called?

Round Window

What is the part of the tympanic cavity circled and labeled A?

The promontory of the tympanic cavity

Name the part of the inner ear in blue

Semicircular Canals

Name the part of the inner ear in green

Vestibule

Name the part of the inner ear in yellow

Cochlea

Name the structure of the inner ear labeled A

Ampulla

Name the structure of the inner ear labeled B

Oval Window

Name the structure of the inner ear labeled C

Round Window

Name the part of the inner ear labeled A

Anterior Semicircular Canal

Name the part of the inner ear labeled B

Lateral Semicircular canal

Name the part of the inner ear labeled C

Posterior Semicircular canal

Name the part of the inner ear labeled D

Vestibular Duct

Name the part of the inner ear labeled E

Cochlear Duct

Name the part of the inner ear labeled F

Tympanic Duct

Name the part of the inner ear labeled G

Cochlea

Name the part of the inner ear labeled H

vestibulocochlear nerve

Name the part of the inner ear labeled I

saccule

Name the part of the inner ear labeled J

utricle

Name the part of the inner ear labeled K

cristae within ampullae

Which labyrinth is is blue?

Membranous Labyrinth

Which labyrinth is purple?

Osseous (bony) Labyrinth

Name the part of the cochlea labeled A

Scala Vestibuli (perilymph)

Name the part of the cochlea labeled B

Reissner’s Membrane

Name the part of the cochlea labeled C

Tectorial Membrane