Journey to the Sound of the Brain Flashcards
trumpet makes ___ waves in the air
sound
what kind of mechanical wave is sound waves
longitudinal
part of the ear that catches sound waves
outer ear
after the outer ear has catched the waves, it travels through a narrow passageway called
ear canal
end of the ear canal there is an
eardrum
membrane roughly half size of a dime
ear drum
ear drum is roughly half the size of a ___
dime
sound waves make the eardrum ___
vibrate
the eardrum vibrates three tiny bones called
malleus
incus
stapes
bones that amplify, increase the sound vibrations
malleus
incus
stapes
shaped like a snail and the size of a garden pea
cochlea
shape of cochlea
snail
size of cochlea
garden pea
a spiral-shaped organ in the inner ear that is responsible for hearing
chochlea
cochlea is filled with ___ in which the sound vibrations makes this ripple
fluid