What is Hearing
Can animals hear?
Yes
Hearing goes through 3 parts of ear...
External, middle, and inner
The name of the 8th cranial nerve is..
Vestibulocochlear
What is another name for eardrum?
Tympanic membrane
Vestibular disease affects...
vestibular system
What kind of stimuli is hearing?
Mechanical Stimuli
External part of ear directs sound waves to...
Tympanum
The 8th cranial nerve is...
auditory/acoustic
Malleus, incus, stapes
What common symptom dogs do to their head when they have vestibular disease?
Head tilt
Once nerve impulse is generated, it travels to the brain to be interpreted as...
a sound
Middle part of ear does what to sound...
Amplify and transmits vibrations of sound
What is the 8th cranial nerve responsible for?
Balance, coordination, and equilibrium
What happens inside the cochlea?
Soundwaves transform vibrations into electrical impulses
Two types of deafness are...
Conduction and Nerve
Nerve impulse is caused by...
Vibrations made from the hairs rubbing together
Sensory receptors of the inner ear convert...
mechanical vibrations into nerve impulses
Where are the equilibrium receptors located?
Vestibule and semicircular canals
What does the pinna help do?
Funnel sounds into ears
Conduction deafness typically affects...
Ossicles of ear
What is mechanical stimulus?
Stimulus made from physical movement from the external environment
The hearing structures are located in...
temporal bones of skull
Otoliths are made of...
Calcium carbonate crystals
Electrical signals are sent through the brain through the...
auditory nerve
Nerve deafness involves what nerve...
vestibulocochlear