occipitofrontalis

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oc·cip·i·to·fron·ta·lis (mus·cle)

[TA]

compound facial muscle, part of epicranius muscle; the occipital belly (occipitalis muscle) arises from the occipital bone and inserts into the galea aponeurotica; the frontal belly (frontalis muscle) arises from the galea and inserts into the skin of the eyebrow and nose; action, to move the scalp; nerve supply, facial.

Synonym(s): musculus occipitofrontalis [TA], occipitofrontal muscle

occipitofrontalis

[oksip′itōfrəntal′is]

one of a pair of thin, broad muscles covering the top of the skull, consisting of an occipital belly and a frontal belly connected by an extensive aponeurosis. It is the muscle that draws the scalp and raises the eyebrows. Compare temporoparietalis.

References in periodicals archive ?

Anatomically, the frontal muscle controls facial mimic, particularly in humans, and forms together with the occipital belly, which are connected by the galea aponeurotica, the occipitofrontalis muscle.

Muscle fibre types and connective tissue morphometry in frontal muscle of Norfolk rabbits (Oryctolagus cuniculus)/Morfometria de los tipos de fibra muscular y del tejido Conectivo en musculo frontal de conejos Norfolk (Oryctolagus cuniculus)