regulation of muscle contraction 6.688739 regulation of muscle system process 6.538309 transmission of nerve impulse 5.191759 multicellular organismal signaling 5.191759 regulation of smooth muscle contraction 4.859961 regulation of system process 4.600346 positive regulation of muscle contraction 4.279035 glycerophospholipid metabolic process 4.194884 regulation of blood pressure 3.976016 positive regulation of smooth muscle contraction 3.209024 cytosolic calcium ion homeostasis 3.126069 elevation of cytosolic calcium ion concentration 3.120825 cellular ion homeostasis 3.056393