• Wrong document? Swap it for free
  • Written by students who passed
  • Immediately available after payment
  • Read online or as PDF
Sell
Where do you study
Your language
Document preview thumbnail
Preview 2 out of 8 pages
Summary

Sumario Anatomia: Sistema Auditivo

Document preview thumbnail
Preview 2 out of 8 pages

Apuntes completo y breve del sistema auditivo. Ideal para preparar parciales o finales.

Content preview

, _______________ Oído Externo _______________
El oído externo comprende dos partes: oreja y el conducto auditivo externo



Oreja o Pabellón auricular:
-​ Configuración Externa: presenta una cara lateral, una
medial y una circunferencia.
●​ Cara lateral: En su parte media se ubica la
concha auricular, a su alrededor presenta tres
calientes:
Hélix.
Antihélix.
Trago: forma triangular por delante de la
concha.
Antitrago: Posteroinferior a la concha.
●​ Cara medial.
●​ Circunferencia: forma ovalada, corresponde al
hélix.




-​ Vascularización:
Arteria temporal superficial (cara lateral) y auricular posterior (cara medial).
-​ Inervación:
•Nervio facial, auriculotemporal y auricular mayor.


Conducto auditivo externo:
Desde la concha hasta la membrana timpánica, aplastada en sentido anteroposterior orientada
medial y hacia adelante.
Se ubica por detrás de la articulación temporomandibular, adelante a la apófisis mastoides,
encima de la parótida y por debajo de la fosa craneal posterior.
-​ Constitución Anatómica:
• Porción ósea: Constituido por la porción timpánica del hueso temporal.
• Porción fibrocartilaginosa: Parte lateral del conducto.
• Revestimiento cutáneo: Su anexos son pelos, glándulas sebáceas y sudoríparas que
producen el cerumen.
-​ Vascularización:
• Porción superficial: Arteria temporal superficial y auricular posterior.
• Porción profunda: Arteria timpánica.
-​ Inervación:

Document information

Uploaded on
March 5, 2026
Number of pages
8
Written in
2025/2026
Type
Summary
$4.09

Wrong document? Swap it for free Within 14 days of purchase and before downloading, you can choose a different document. You can simply spend the amount again.
Written by students who passed
Immediately available after payment
Read online or as PDF

Sold
0
Followers
0
Items
47
Last sold
-



Why students choose Stuvia

Created by fellow students, verified by reviews

Quality you can trust: written by students who passed their tests and reviewed by others who've used these notes.

Didn't get what you expected? Choose another document

No worries! You can instantly pick a different document that better fits what you're looking for.

Pay as you like, start learning right away

No subscription, no commitments. Pay the way you're used to via credit card and download your PDF document instantly.

Student with book image

“Bought, downloaded, and aced it. It really can be that simple.”

Alisha Student

Working on your references?

Create accurate citations in APA, MLA and Harvard with our free citation generator.

Working on your references?

Frequently asked questions