SYN: spinal. [L.]
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spinalis see MEDULLA SPINALIS
spi·na·lis spī-'nā-ləs, spi-'na-lis n, pl spi·na·les -(.)lēz the most medial division of the sacrospinalis situated next to the spinal column and acting to extend it or any of the three muscles making up this division:
a) SPINALIS THORACIS
b) SPINALIS CERVICIS
c) SPINALIS CAPITIS
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spi·na·lis (spi-naґlis) [L.] spinal.Medical dictionary. 2011.