Ear Flashcards

(28 cards)

1
Q

type of cartilage that forms the external ear

A

elastic cartilage

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2
Q

features commonly obsered in the skin of the ear

A

hair follicles
sweat glands
sebaceous glands

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3
Q

what is the helix of the external ear

A

rounded outer rim of the auricle

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4
Q

rounded outer part of the external ear

A

helix

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5
Q

name given to the anterior fold of the helix above the tragus

A

crus of the helix

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6
Q

what constitutes the crus of the helix of the external ear

A

anterior fold of the helix above the tragus

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7
Q

what is the spine of the helix of the external ear

A

palpable anterior projection of the helix

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8
Q

palpable anterior projection of the helix of the external ear

A

spine of the helix

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9
Q

scaphoid fossa of the external ear

A

depression under the rim of the helix

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10
Q

depression under the rim of the helix

A

scaphoid fossa

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11
Q

rounded inner rim of the external ear

A

antihelix

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12
Q

what is the antihelix of the inner ear

A

rounded inner rim of the external ear

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13
Q

the antihelix of the external ear divides to form the_____

A

superior crus and inferior crus of the antihelix

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14
Q

what is the superior crus of the antihelix of the external ear

A

rounded linear upper extension of the antihelix

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15
Q

what is the inferior crus of the antihelix of the external ear

A

rounded linear lower extension of the antihelix

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16
Q

formed between the crura of the antihelix of the external ear

A

triangular fossa

17
Q

what is the cymba concha of the external ear

A

part of the concha between the helix and the inferior crus of the antihelix

18
Q

what feature is between the inferior crus of the antihelix and the helix of the auricle

19
Q

name of hte cavity leading into the external auditory meatus

20
Q

name of the eminence anterior to the concha

21
Q

name given to the “goats beard” of the auricle

22
Q

name of the indentation between the tragus and antitragus

A

intertragic incisure

23
Q

name of the rounded elevation superior to the lobule of the auricle

24
Q

name given to the fatty, suspensory, inferior part of the auricle

25
protects the lateral third of the external acoustic meatus
cartilage
26
protects the medial part of the external acoustic meatus
temporal bone
27
skin lining the external acoustic meatus contains what modified sebaceous gland
ceruminous glands
28
what is cerumen
product of ceruminous glands forming the bulk of ear wax (in short, fucking ear wax)