Hearing Flashcards
Hearing loss
1/3 adults 60+
1/2 adults 85+
Aging associated only
Presbycusis
Age related hearing loss
Ototoxicity
Affect balance and hearing
Vertigo
Indicates inner ear issue
Nausea related
Spinning
Osicles (bones) of ear
Malleus
Incus
Stapes
Tympanic membrane
Eardrum
Pinna
All the way around outer ear
Peripheral ears
Capture sound
External ear
Collects and sends sounds to the eardrum
Eustachian tube
Equalizes air pressure
Opens to allow airflow when chewing and swallowing
Pops in airplane
Amplification
Vibrations of the eardrum moves bones to send sound waves to oval window
Middle ear
If filled with fluid, ear infection occurs
Located in temporal bone
Inner ear vestibular system
Helps control balance
Bony labyrinth surrounding a membrane
Cochlea
Hearing ability
Oto-
Ear