| Auditory pit |
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| Section through the head of a human embryo, about twelve days old, in the region of the hind-brain. |
| Gray's |
subject #228 1029 |
| Precursor |
auditory plate |
The first rudiment of the internal ear appears shortly after that of the eye, in the form of a patch of thickened ectoderm, the auditory plate, over the region of the hind-brain. The auditory plate becomes depressed and converted into the auditory pit (or otic pit[1]).
References
- ^ hednk-010 — Embryology at UNC
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