part of part of innervated by innervated_by capable of capable of has muscle origin has muscle origin has muscle insertion has muscle insertion contributes to morphology of has muscle antagonist locomotion tibial nerve tibialis anterior gastrocnemius MA:0002306 galen:Gastrocnemius NCIT:C32666 FMA:22541 UBERON:0001388 EHDAA:8293 m. gastrocnemius m.gastrocnemius The most superficial muscle of the triceps surae group, in the posterior portion of the lower hindleg. VHOG:0001193 EFO:0001413 gastrocnemius muscle BTO:0000506 SCTID:181700004 Wikipedia:Gastrocnemius_muscle EHDAA2:0000701 EMAPA:35375 calcaneus triceps surae limb muscle calcaneal tendon hindlimb zeugopod hindlimb zeugopod muscle medial condyle of femur