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medullary groove

   Also found in: Dictionary/thesaurus, Encyclopedia, Wikipedia 0.01 sec.
groove (grldbomacv) a narrow, linear hollow or depression.
branchial groove  pharyngeal g.
Harrison's groove  a horizontal groove along the lower border of the thorax corresponding to the costal insertion of the diaphragm; seen in advanced rickets in children.
medullary groove , neural groove that formed by beginning invagination of the neural plate of the embryo to form the neural tube.
pharyngeal groove  the embryonic ectodermal cleft between successive pharyngeal arches.
primitive groove  a lengthwise median furrow in the primitive streak of the embryo.

medullary groove

medullary groove.
groove [gro̳v]
a narrow, linear hollow or depression.
branchial groove pharyngeal groove.
Harrison's groove a horizontal groove along the lower border of the thorax corresponding to the costal insertion of the diaphragm; seen in advanced rickets in childhood.
medullary groove (neural groove) that formed by the beginning invagination of the neural plate of the embryo to form the neural tube.
pharyngeal groove a groove between a pair of pharyngeal arches in a mammalian embryo, homologous to the branchial cleft of a fish, formed by rupture of the membrane separating a corresponding entodermal pouch and ectodermal groove.


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