A | B |
300 Thousand | # of tones the ear can discriminate |
3 | # of tiny bones conducting sound in the middle ear |
Auricle | Another term for pinna |
Balance | The ear is responsible for hearing & maintaining a sense of _ |
Cerumen | Ear wax |
Ear Wax | Provides protection for the ear |
Eardrum | Membrane acts as barrier between external and middle ear |
Eardrum | Sound waves vibrate off the _ then travel to middle ear |
Eustachian Tube | Tube leading from middle ear to pharynx |
Eustachian Tube | Equalizes pressure in the ear |
External Auditory Meatus | Sound travels down this canal leading to the eardrum |
External Ear | Consists of the pinna, external auditory meatus & the eardrum |
External Ear | The ear is composed of three separate regions - inner ear, middle ear & |
Incus | Another term for this tiny bone in the middle ear (anvil) |
Incus | Sound is transmitted from eardrum to malleus, to _, to stapes. |
Inner Ear | Consists of the labyrinth & organ of corti |
Inner Ear | The ear is composed of three separate regions - external ear, middle ear & |
Labyrinth | Maze-like series of canals in the inner ear, consists of the vestibule and cochlea |
Malleus | Another term for this tiny bone in the middle ear (hammer) |
Malleus | Sound is transmitted from eardrum to _, to incus, to stapes. |
Middle Ear | Consists of the ossicles, oval window & the eustachian tube |
Middle Ear | The ear is composed of three separate regions - external ear, inner ear & |
Organ of Corti | Organ of hearing |
Ossicles | Three tiny bones conduct sound through the middle ear, the malleus (hammer), incus (anvil) and stapes (stirrup). |
Oval Window | Separates the middle ear from the inner ear |
Pharynx | Infection can travel from the _ via the eustachain tube, causing a middle ear infection, common in children |
Pinna | Visible outside flap of ear - external to the head |
Sensory Organ | The ear is a _ _ |
Stapes | Another term for this tiny bone in the middle ear (stirrup) |
Stapes | Vibrate against the oval window transmitting sound to the inner ear |
Stapes | Sound is transmitted from eardrum to malleus, to incus, to _. |
Tympanic Membrane | Another term for eardrum |