Physiology Flashcards
higher frequencies have _____ wavelengths
shorter
lower frequencies have _____ wavelengths
longer
high volume sounds have ____ amplitudes
tall
low volume sounds have ____ amplitudes
low
the external ear is also called the…p
pinna or aurical
main component of the external ear…
skin and elastic cartilage
the tympanic membrane is made of…
connective tissue
what is the function of the external ear?
to transmit sound through the external acoustic meatus to the tympanic membrane
the middle ear is also known as?
the tympanic cavity
what is the function of the middle ear?
to amplify the sound for transmission to the inner ear
Why must sound be amplified from the middle ear to the inner ear?
because the transmission of the sound will be changed from air to fluid
what are the 3 auditory ossicles and in what order
Malleus, Incus, Stapes - I MISheard you
where is sound transmitted to between the middle and inner ear?
the superior oval window
What other structure is found within the middle ear?
eustachian tube
where does the eustachian tube travel from the middle ear?
the nasopharynx
