About The Word Protovertebra
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Protovertebra
| Protovertebra Definition And Meaning |
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What's The Definition Of Protovertebra?Synonyms | Synonyms for Protovertebra: Related Terms | Find terms related to Protovertebra: See Also | Protovertebra In Webster's Dictionary \Pro`to*ver"te*bra\, n.; pl. {Protovertebr[ae]} .
[Proto- + vertebra.] (Anat.)
One of the primitive masses, or segments, into which the
mesoblast of the vertebrate embryo breaks up on either side
of the anterior part of the notochord; a mesoblastic, or
protovertebral, somite. See Illust. of {Ectoderm}.
Note: The protovertebr[ae] were long regarded as rudiments of
the permanent vertebr[ae], but they are now known to
give rise to the dorsal muscles and other structures as
well as the vertebral column. See {Myotome}.
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