The SEMICIRCULAR CANALS help with _____________ acceleration & deceleration - Answers ANGULAR
SACRULE & UTRICLE help with __________ acceleration & deceleration - Answers LINEAR
_________ __________ is the most IMMEDIATE blood supply into the cochlea - Answers Stria Vascularis
the ________ _________ is the most supporting ligament that holds everything onto the bone - Answers
Spiral Ligament
FREQUENCY coding happens along the _________ ______________ according to the Mass & Stiffness
characteristics - Answers basilar membrane
the TRAVELLING WAVE goes from _________ to __________ - Answers base to apex
It is going from MECHANICAL (Basilar Membrane) ------> to CHEMICAL and then to ______________ -
Answers neural
___________ = releasing neurotransmitters - Answers Chemical
= sending the action potentials to the brain - Answers Neural
hearing loss happens at the ________ level - Answers cellular
The __________ absorbs that energy from the travelling wave - Answers cochlea
the OUTER hair cells acts as _____________ - Answers amplifiers
these outer hair cells MOVE -- because they have ____________ in there (muscle fibers) - Answers
myosin
The OUTER hair cells move & react to sound and that movement adds ENERGY onto the _________
___________ - Answers basilar membrane
when someone has a _________ __________ ____________________ hearing loss (cochlear hearing
loss) they have lost their OUTER hair cells or loss of OUTER hair cell function - Answers MILD-MODERATE
sensorineural
the hair cells in the cochlea are ______________ = once you lost them they are gone -- and CANNOT
grow back - Answers Postmyoitic
the STEREO cilia are embedded in the ____________ _______________ - Answers tectorial membrane
It is an exquisite ______________ system --- if you overdrive it and damage it with noise then you will
destroy these stereo cilia of the OUTER hair cells - Answers Mechanical
, if you have a __________ __________ -- you will have to add more energy in there before you are able
to hear anything - Answers hearing loss
the INNER hair cells are _______________ - Answers TRANSDUCERS
the Inner hair cells are responsible for ______________ & _______________ - Answers sensitivity &
selectivity
The INNER hair cells are TRANSDUCERS by a _____________ synapse - Answers Chemical
Inside the cell it is going to be _______________ - Answers negative
and when you have a positively charged ion that rushes into the cell then you have ____________ -
Answers depolarization
after this influx and de-polarization -- the positive charge is going to cause the hair cells to release a
_____________________ -- glutamate - Answers neurotransmitter
the neurotransmitter going into the synaptic cleft and attaches to the _____________ fiber - Answers
afferent
in the axon you are going to have a firing of the __________ ___________ - Answers action potential
If you have more SEVERE hearing losses - it is going to involve ___________ hair cells - Answers inner
{in the INNER EAR} there is a BONY LABYRINTH, made of canals in the __________ ___________ -
Answers temporal bone
INSIDE the BONY LABYRINTH - suspended in PERILYMPH - is the ___________ ____________ - Answers
membranous labyrinth
what is the MEMBRANOUS LABYRINTH suspended in? - Answers perilymph
what are the 3 parts of the inner ear? - Answers 1. vestibule
2. semicircular canals
3. cochlea
what does the UTRICLE contain? - Answers Macula
and what is the UTRICLE responsible for? - Answers LINEAR acceleration & deceleration
Anatomically the reason they are responsible for this because of the _____________ - Answers Macula
These____________ (which are in the Macula) are embedded in jello ( a gelatinous mass) - Answers
Otoconia
the _______________ is going to help us SENSE that acceleration and deacceleration - Answers otoconia