Crossword clues for muscle contractionAnswerClueISOTONICLike muscle contractions that maintain constant tension in the muscleSPASMSInvoluntary muscle contractionsSPASMSMuscle contractionsSPASMMuscle contractionMYOSINMuscle-contraction proteinSPASMSudden muscle contractionSPASMInvoluntary muscle contractionTICSMuscle contractionsSYSTOLECardiac cycle moment when the heart muscle contractsMOTORNEURONCell responsible for muscle contractionsATPMuscle contraction chem.AGONISTContracting muscleDILATORContracting muscleFLEXORContracting muscleAGONISTSContracting muscles.TICMuscle contractionPECContracted muscle?ATPNeed for muscle contraction, brieflyMOTORNEURONSpinal cord cell needed for muscle contractionISOTONICKind of muscle contractionFLEXContract a muscleFLEXESContracts, as a muscleFLEXContract, as a muscleSPASMInvoluntary contraction of a muscle.FLEXContract one's muscles