skeletal muscle weight tibialis anterior muscle weight 2018-12-26T16:39:22Z CMO:0002964 The weight or the measure of the heaviness of tibialis anterior muscle, which is a muscle that originates in the upper two-thirds of the lateral surface of the tibia and inserts into the medial cuneiform and first metatarsal bones of the foot. Its acts to invert the foot. It is situated on the lateral side of the tibia; it is thick and fleshy above, tendinous below. This muscle overlaps the anterior tibial vessels and deep peroneal nerve in the upper part of the leg. clinical_measurement_ontology sjwang