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10 Cards in this Set

  • Front
  • Back
EXTERNAL AUDITORY CANAL
Passageway from the external ear to the middle ear
EXTERNAL AUDITORY MEATUS
Opening at the entrance to the external auditory canal
HELIX
Outer rim of tissue and cartilage that forms the C-shape of the external ear
AURICLE or PINNA
Outer ear
TRAGUS
Triangular cartilage anterior to the external auditory meatus
CERUMEN
Sticky wax that traps dirt in the external auditory canal
TYMPANIC MEMBRANE
Membrane that divides the external ear from the middle ear

Also known as the eardrum
MALLEUS
First bone of the middle ear

Attached to the tympanic membrane

malleus - hammer
INCUS
Second bone of the middle ear

Attached to the malleus and the stapes

incus - anvil
STAPES
Third bone of the middle ear

Attached to the incus on one end and the oval window on the other

stapes - stirrup