File:External ear stages-14-23-adult.jpg

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Development of the External Ear

Images of the lateral view of the human embryonic head from week 5 (stage 14) through to week 8 (stage 23) showing development of the auricular hillocks (tubercles) that will form the external ear.

The adult ear is also shown indicating the part of the ear that each hillock contributes. Images are not to scale.

Pharyngeal Arch Hillock Auricle Component
Arch 1 1 tragus
2 helix
3 cymba concha
Arch 2 4 concha
5 antihelix
6 antitragus


Links: Outer Ear Development | Stage 14 | Stage 15 | Stage 16 | Stage 17 | Stage 18 | Stage 19 | Stage 20 | Stage 21 | Stage 22 | Stage 23


Carnegie Stages: 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | About Stages | Timeline




Cite this page: Hill, M.A. (2019, March 26) Embryology External ear stages-14-23-adult.jpg. Retrieved from https://embryology.med.unsw.edu.au/embryology/index.php/File:External_ear_stages-14-23-adult.jpg

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© Dr Mark Hill 2019, UNSW Embryology ISBN: 978 0 7334 2609 4 - UNSW CRICOS Provider Code No. 00098G

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