m. ypsiloideus posterior
Contraction depresses the ypsiloid cartilage; arises from the anterodorsal edge of the pubis deep to the m. rectus abdominis profundus and spreads anteriorly in a fan shape to insert on the lateral edges of the shaft and the posterior edges of the lateral processes of the ypsiloid cartilage .
| Type | Organ |
| Parent Structure | hypaxial musculature |
Frequently Asked Questions
What is the m. ypsiloideus posterior?
Contraction depresses the ypsiloid cartilage; arises from the anterodorsal edge of the pubis deep to the m. rectus abdominis profundus and spreads anteriorly in a fan shape to insert on the lateral edges of the shaft and the posterior edges of the lateral processes of the ypsiloid cartilage .
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1st arch mandibular component
ventral mandibular arch
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1st arch mandibular mesenchyme from head mesenchyme
1st arch mandibular mesenchyme from neural crest
1st arch maxillary component
1st arch maxillary ectoderm
ectoderm of maxillary component
1st arch maxillary-mandibular cleft
1st arch maxillary-mandibular groove ectoderm
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