title: Post-tetanic potentiation and facilitation do not share a common calcium-dependent mechanism.
mesh_terms: D000200:Action Potentials; D000818:Animals; D001001:Anura; D002118:Calcium / Q000502:physiology*; D004558:Electric Stimulation; D009119:Muscle Contraction; D009469:Neuromuscular Junction / Q000502:physiology*; D011898:Ranidae; D013569:Synapses; D009435:Synaptic Transmission
chemical_list: D002118:Calcium