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lifewithjuan — Outer, Middle, and Inner Ear

#anatomy #anterior #cochlea #colored #ear #facial #ica #incus #jugular #labels #malleus #middle #muscles #nerve #numbers #outer #temporal #vein #stapes #tympanic #ossicles #inner #cnvii #vestibulocochlear #cnviii
Published: 2016-05-24 15:58:53 +0000 UTC; Views: 785; Favourites: 0; Downloads: 2
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Description This is a hand-drawn sketch of an anterior view of the three areas of the ear, pencil, ink, and colored pencil on oslo paper. There is an error in that the facial nerve, CNVII (Circle 30) is supposed to pass anterior to the semicircular canals. Missing from this graphic is the tympanic plexus of the glossopharyngeal nerve CNIX. Netter's Atlas of Human Anatomy was used as a reference. If you purchase this artwork, you will receive watermark-free graphics of the artwork. However, I have made the original watermarked file free to download.

Outer Ear:
1. Helix
2. Antihelix
3. Tragus
4. Antitragus
5. Lobule
6. External auditory meatus
12. Tympanic membrane

Middle Ear:
13. Malleus
14. Incus
15. Stapes
16. Oval window below stapes footplate
17. Round window
18. Lateral ligament of malleus
19. Chorda tympani
20. Superior ligament of malleus
21. Stapedius muscle
22. Tensor tympani
24. Eustachian tube
34. Posterior ligament of incus (posterior incudal)

Inner Ear:
25. Cochlea
26. Helicotrema of cochlea
27. Anterior semicircular canal
28. Lateral semicircular canal
29. Posterior semicircular canal
30. Facial nerve (CNVII, From internal acoustic meatus)
31. Vestibulocochlear nerve (CNVIII, From internal acoustic meatus)
32. Vestibular nerve
33. Cochlear nerve

Surrounding Structures:
7. Temporalis
8. Temporal bone
9. Parotid gland
10. Internal jugular vein
11. Internal carotid artery

Netter F.H. (2014). Atlas of Human Anatomy. 6th Ed. Philadelphia, PA: Elsevier. Plates 94-97,99,124.
Funnell, R.J. (2015). Structure and function of the middle ear. Montréal, QC. Canada: McGill University Department of BioMedical Engineering Auditory Mechanics Laboratory. <audilab.bmed.mcgill.ca/AudiLab…
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