frontalis muscle


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fron·tal bel·ly of occipitofrontalis muscle

[TA]
the anterior belly of the occipitofrontalis muscle. See: occipitofrontalis (muscle).

frontalis muscle

Front half of occipitofrontalis muscle – a facial muscle. Origin: epicranial (scalp) aponeurosis. Insertion: skin of eyebrows, root of nose. Nerve: facial (CN VII). Action: elevates eyebrows, wrinkles forehead.
See: face and head for illus.
See also: muscle
References in periodicals archive ?
In our EMG system, two disposable, self-adhesive pre-gelled electrodes are attached to the forehead, over the frontalis muscle, and a third one is attached to the wrist.
The display showed green bars with decrease and red with increase in ten-sion of frontalis muscle, respectively.
A comparison of the mean difference between the same conditions with paired-samples t-tests for the frontalis muscle is presented in Table 3.
EMG of the frontalis muscle was measured to assure that the relaxation response was adequately learned.
The effect of EMG biofeedback only and sedative music only on frontalis muscle relaxation ability.
The original surgical technique for the correction of ptosis utilized resection of upper lid skin to more effectively allow the frontalis muscle to elevate the eyelid.
In cases where the levator function is absent or is less than 4 mm, the most effective surgical approach is suspension of the upper lid to the frontalis muscle. In this way, the upper lid is elevated on raising the brows.
One (5.88%) patient had additional slight involvement of lower face muscle and 2 (11.76%) had spasm in the frontalis muscle as well.
Although the lesion was poorly encapsulated, it was separated from the frontalis muscle with blunt and sharp dissection (figure 2).
The figure indicates that electrodes were placed over the right frontalis muscle, the left temporalis muscle, the right temporalis muscle, and the procerus muscle, respectively.
The treatment used a total volume of 1 mL, divided into 11 doses that were injected at four sites on the frontalis muscle, two sites on the temporalis muscle, and five sites on the corrugator and procerus muscles.