<prompt> Occipital bellies of occipitofrontalis muscle is supplied by:Posterior auricular nerveZygomaticotemporal nerveSupratrochlear berveTemporal nerve  <response>: The occipitofrontalis muscle has two bellies, occipital or occipitalis and frontal or frontalis, both of which are inserted into the epicranial aponeurosis. The occipital bellies are small and separate. Each arises from the lateral two-thirds of the superior nuchal line.The frontal bellies are longer, wider and partly united in the median plane. Each arises from the skin of the upper eyelid and forehead, mingling with the orbicularis oculi and the corrugator supercilii. 