Ears because they confuse the HECK outta me

Question 1

what are the 4 openings in the middle ear/tympanic cavity?

Answer 1

the tympanic membrane, eustachian tube, round window, oval window

Question 2

the bony labyrinth of the internal ear is on the ______ surface and is filled with _____ fluid

the membranous labyrinth of the internal ear is on the ____ surface and is filled with _____ fluid

Answer 2

outer

perilymph

inner

endolymph

Question 3

the semicircular canals are circulating with _____ fluid

the ___ are thickenings with gel and otoliths to help with spacial awareness

Answer 3

endolymph

maculae

Question 4

the name of the cochlea going up to the apex is called the _____

the name of the cochlea going down from the apex is called the ____

Answer 4

scala vestibuli

scala tympani

Question 5

waves moving up in the scala vestibuli move the ________ displacing the endolymph and the ______, which contains the _____

Answer 5

riessner’s membrane

basilar membrane

organ of corti

Question 6

the bony central pyramid in the cochlea is called the _____

Answer 6

modiolus

Question 7

the endolymphatic duct comes off near the ______

the perilymphatic duct comes off near the _____

Answer 7

semicircular canals

cochlea