Histology of the Ear Flashcards Preview

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Flashcards in Histology of the Ear Deck (15):
1

statoacoustic ganglion cells help form

otic placode

2

what forms the vestibulococlear ganglion

neural crest cells

3

sacuule forms the

cochlear duct

4

utricile develops the

three semicircular canals

5

_________is continuous with the perilymphatic duct

subarachnoid space

6

function of the spiral ligament

tethers the cochlear duct to the surrounding cartilage

7

elastic cartilage, keratinized stratified squamous epithelium containing hairs and sebaceous glands

auricle

8

outer 1/3 is elastic cartilage

EAM

9

ceruminous glands can be found in

EAM

10

what are the three layers of the tympaic membrane

cuticular, fibrous and mucous

11

the _____is from ectoderm and is continous with epithelium of the meatus

cuticular layer

12

the ________is from mesoderm and contains collagen, elastic and unique fibers

fibrous layer

13

the ______is from endoderm and is continous with epithelium of tympanic cavity and over the membrane is ONLY single layer of cells and is continous with the middle ear mucosa

mucous layer

14

what are the two types of vestibular hair cells

cristae ampularris and macula

15

auditory hair cells

organ of corti