Quiz for 11/25/13

Question 1

separates the outer and middle ear;

Answer 1

Tympanic membrane

Question 2

Transmits the sound energy to the ossicles in the middle ear

Answer 2

Tympanic membrane

Question 3

connects the middle ear to nasopharynx

Answer 3

Eustachian tube

Question 4

Equalizes pressure in the middle ear cavity

Answer 4

Eustachian tube

Question 5

Transmit the vibratory motion of the eardrum to the oval window of the vestibule (stapes)

Answer 5

Auditory ossicles

Question 6

contract reflexively in response to loud sounds to prevent damage to the tympanic membrane

Answer 6

Tensor Tympani + Stapedius muscles

Question 7

The auditory ossicles

Answer 7

Malleus, Incus, Stapes

Question 8

equilibrium receptors in the utricle and saccule

Answer 8

maculae

Question 9

respond to gravity changes in the position of the head

Answer 9

maculae

Question 10

Help us maintain Static Equilibrium (help us hold w/e position we put our body in)

Answer 10

maculae

Question 11

Lie in ampulla (entrance swelling) of each of the Three Semicircular canals

Answer 11

Crista ampullaris

Question 12

Equilibrium receptor

Answer 12

Crista Ampullaris

Question 13

Respond to angular/rotational dynamic movements of the head

Answer 13

Cristae Ampullares

Question 14

Hearing receptor with sterocilia in the Cochlear duct (within scala media)

Answer 14

Spiral organ of Corti

Question 15

Flexes in response to sound wave vibrations;
supports the organ of Corti;
fibrous and flexible

Answer 15

Basilar membrane

Question 16

secures ends of the stereocilia

Answer 16

Tectorial membrane

Question 17

Hearing

1. Sound waves vibrate the ___ membrane

Answer 17

tympanic

Question 18

Hearing

2. ___ ossicles vibrate, Pressure is amplified

Answer 18

Auditory

Question 19

3. Pressure waves created by the ____ pushing on the oval window through the perilymph in the scala vestibuli

Answer 19

stapes

Question 20

3. Pressure waves created by the stapes pushing on the ___ through the perilymph in the scala vestibuli.

Answer 20

oval window

Question 21

3. Pressure waves created by the stapes pushing on the oval window through the ___ in the scala vestibuli.

Answer 21

perilymph

Question 22

3. Pressure waves created by the stapes pushing on the oval window through the perilymph in the ___.

Answer 22

scala vestibuli

Question 23

abuts the oval window, contains perilymph

Answer 23

scala vestibuli

Question 24

4. Sounds in the hearing range go through the ___, vibrating the basilar membrane an deflecting hairrs on inner hair cells. The moving hair cells stimulate transduce to graded potentials that will ultimately send APs along the cochlear nerve.

Answer 24

cochlear duct

Question 25

4. Sounds in the hearing range go through the cochlear duct, vibrating the ___ an deflecting hairrs on inner hair cells. The moving hair cells stimulate transduce to graded potentials that will ultimately send APs along the cochlear nerve.

Answer 25

basilar membrane

Question 26

4. Sounds in the hearing range go through the cochlear duct, vibrating the basilar membrane and deflecting hairs on ___. The moving hair cells stimulate transduce to be graded potentials that will ultimately send APs along the cochlear nerve.

Answer 26

inner hair cells

Question 27

4. Sounds in the hearing range go through the cochlear duct, vibrating the basilar membrane and deflecting hairs on inner hair cells. The ___ stimulate transduce to be graded potentials that will ultimately send APs along the cochlear nerve.

Answer 27

moving hair cells

Question 28

4. Sounds in the hearing range go through the cochlear duct, vibrating the basilar membrane and deflecting hairs on inner hair cells. The moving hair cells stimulate transduce to be ___ that will ultimately send APs along the cochlear nerve.

Answer 28

graded potentials

Question 29

4. Sounds in the hearing range go through the cochlear duct, vibrating the basilar membrane and deflecting hairs on inner hair cells. The moving hair cells stimulate transduce to be graded potentials that will ultimately send ___ .

Answer 29

APs along the cochlear nerve

Question 30

Impulses from the cochlea pass from the spiral ganglion to the ____

Answer 30

cochlear nucleo of the mudulla

Question 31

Impulses pass to the auditory cortex via??

Answer 31

The Thalamus!

Question 32

macula in the utricle respond to ____

Answer 32

horizontal movements and tilting head side to side

Question 33

macula in the saccule responds to ___

Answer 33

vertical movements