title: Fine structure of smooth muscle and neuromuscular junctions in the foot of Helix aspersa.
mesh_terms: D000818:Animals; D001369:Axons; D002118:Calcium / Q000378:metabolism; D002462:Cell Membrane; D003593:Cytoplasm; D003594:Cytoplasmic Granules; D005724:Ganglia / Q000166:cytology; D008853:Microscopy; D008854:Microscopy, Electron; D008928:Mitochondria; D009119:Muscle Contraction; D009130:Muscle, Smooth / Q000166:cytology* / Q000294:innervation; D009469:Neuromuscular Junction / Q000166:cytology*; D012908:Snails; D009435:Synaptic Transmission
chemical_list: D002118:Calcium