Akademik

splenius
See s. muscle of head, s. muscle of neck. [Mod. L. fr. G. splenion, a bandage]

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sple·ni·us -nē-əs n, pl -nii -nē-.ī either of two flat oblique muscles on each side of the back of the neck and upper thoracic region:
a) SPLENIUS CAPITIS
b) SPLENIUS CERVICIS

Medical dictionary. 2011.