nuchal line


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nuchal line

one of the curved lines that extend laterally from the external occipital protuberance, a midline projection visible on the occipital bone.

nuchal line

The inferior or the superior nuchal line.
See also: line
References in periodicals archive ?
The examiner stands in front of the patient and places the forefinger over the occipital tissues horizontally between the ear and the midline, just above the level of the superior nuchal line, exerting forward pressure and compressing 3-4 cm of tissue against the skull (Fig.
The part of the bone above the highest nuchal line is known to ossify in membrane and may not fuse with the rest of the part even in adulthood, creating the interparietal bone.