The ear

Question 1

Name the 3 parts of the ear

Answer 1

External ear - auris externa
Middle ear - auris media
Internal ear - auris interna

Question 2

Name the 2 parts of the external ear

Answer 2

Auricle
External acustic meatus

Question 3

What does the auricula consist of

Answer 3

Dorsum auriculae
Scapha
Concha auriculae

Question 4

Name the canal leading from the base of the auricle to the tympanic membrane

Answer 4

Meatus acusticus externus

Question 5

Name the externally visible part of the ear

Answer 5

Auricle

Question 6

What separates the middle ear form the external acustic meatus

Answer 6

tympanic membrane - membrana tympani

Question 7

Name the glands in meatus acusticus externus

Answer 7

gll. ceruminosae

Question 8

Name the three structures of the middle ear

Answer 8

Cavum tympanii (tympanic cavity)
Ossicles auditus (auditory ossicles)
Tuba auditiva (auditory tube)

Question 9

Name 2 openings between middle and internal ear

Answer 9

Fenestra vestibule
Fenestra cochlea
(Vestibular and cochlear window)

Question 10

Name 3 ossicles of the middle ear

Answer 10

Malleus (hammer) <-external
Incus (anvil) <-middle
Stapes (stirrup) <-internal

Question 11

Name 2 muscles connected with the middle ear

Answer 11

M. tensor tympani
M. tensor strapedius

Question 12

Name the structure connecting the middle ear and the nasopharynx

Answer 12

Tubae auditiva

Question 13

Name 2 parts of the auditory tube

Answer 13

Pas ossea tubae auditiva
Pars cartilaginea tubae auditiva

Question 14

Name 2 openings of auditory tube

Answer 14

Ostium tympanicum tubae auditivae
Ostium pharyngeum tubae auditivae

Question 15

Which animal has diverticulum tubae auditivae

Answer 15

Equine

Question 15

Name the enlargements which is specific for equine (in ear)

Answer 15

Diverticulum tubae auditivae

Question 16

Name 3 parts of membranous labyrinth of internal ear

Answer 16

Cochlea
Vestibulum
Semicircular canals

Question 17

Name the fluid in membranous labyrinth

Answer 17

Endolymph

Question 18

Name 2 enlargements of the centre of membranous labyrinth

Answer 18

Saccus
Utriculus

Question 19

What sytems communicate through ductus reuniens

Answer 19

Cochlear labyrinth
Vestibular labyrinth

Question 20

Name the short duct connecting the saccules with the ductus cochlearis

Answer 20

Ductus reuniens

Question 21

Name the parts of osseus labyrinth

Answer 21

Vestibulum
Canales semicirculares ossei
Cochlearis

Question 22

Name the fluid in the spaces between the membranous and osseus labyrinths (filters osseus labyrinth)

Answer 22

Perilympha

Question 23

Where can perilympha be found

Answer 23

between the membranous and osseus labyrinths

Question 24

Name 2 parts of the internal acustic meatus and underline the proximal one

Answer 24

Porus acusticus internus <-proximal Meatus acusticus internus

Question 25

Name the two canal openings of meatus acusticus interna

Answer 25

Porus acusticus internus Meatus acusticus internus

Question 26

Name the structures in par statica labyrinthi of vestibule labyrinth

Answer 26

Saccule Utricle Semicircular ducts

Question 27

What connects the vestibular apparatus of the inner ear with the brain

Answer 27

Vestibular nerve

Question 28

Where is the spiral organ of corti localised

Answer 28

Paries tympanicus ductus cochlearis Tympanic part of cochlear duct

Question 29

Name the part of the membranous labyrinth between scala vestibule, housing spiral organ of Corti

Answer 29

Cochlear duct/scala media

Question 30

Name the 2 types of cells in spiral organ of corti

Answer 30

Sensory and supporting

Question 31

Name 2 cavities connected by the tuba auditiva

Answer 31

Nasopharynx Tympanic Cavity