Flashcards in Ear Deck (28):
1
type of cartilage that forms the external ear
elastic cartilage
2
features commonly obsered in the skin of the ear
hair follicles
sweat glands
sebaceous glands
3
what is the helix of the external ear
rounded outer rim of the auricle
4
rounded outer part of the external ear
helix
5
name given to the anterior fold of the helix above the tragus
crus of the helix
6
what constitutes the crus of the helix of the external ear
anterior fold of the helix above the tragus
7
what is the spine of the helix of the external ear
palpable anterior projection of the helix
8
palpable anterior projection of the helix of the external ear
spine of the helix
9
scaphoid fossa of the external ear
depression under the rim of the helix
10
depression under the rim of the helix
scaphoid fossa
11
rounded inner rim of the external ear
antihelix
12
what is the antihelix of the inner ear
rounded inner rim of the external ear
13
the antihelix of the external ear divides to form the_____
superior crus and inferior crus of the antihelix
14
what is the superior crus of the antihelix of the external ear
rounded linear upper extension of the antihelix
15
what is the inferior crus of the antihelix of the external ear
rounded linear lower extension of the antihelix
16
formed between the crura of the antihelix of the external ear
triangular fossa
17
what is the cymba concha of the external ear
part of the concha between the helix and the inferior crus of the antihelix
18
what feature is between the inferior crus of the antihelix and the helix of the auricle
cymba concha
19
name of hte cavity leading into the external auditory meatus
concha
20
name of the eminence anterior to the concha
tragus
21
name given to the "goats beard" of the auricle
tragus
22
name of the indentation between the tragus and antitragus
intertragic incisure
23
name of the rounded elevation superior to the lobule of the auricle
antitragus
24
name given to the fatty, suspensory, inferior part of the auricle
lobule
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