paraxial mesoderm
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par·ax·i·al mes·o·derm
the mesoderm lying at either side of the midline embryonic notochord; on segmentation, it forms the paired somites.
paraxial mesoderm
Mesoderm lying immediately lateral to the neural tube and notochord.
See also: mesoderm
mesoderm
the middle of the three primary germ layers of the embryo, lying between the ectoderm and entoderm; from it are derived the connective tissue, bone, cartilage, muscle, blood and blood vessels, lymphatics, lymphoid organs, notochord, pleura, pericardium, peritoneum, kidneys and gonads.
extraembryonic mesoderm
located outside the developing embryo and forming its accessory organs.
paraxial mesoderm
adjacent to the mid line beneath the epiblast of the embryo which develop into somites.
somatic mesoderm
the outer layer of the developing mesoderm.
splanchnic mesoderm
the inner layer of the developing mesoderm.