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Solution


Q.

Lack of relaxation between successive stimuli in sustained muscle contraction is known as         [2016]
1 tetanus    
2 tonus  
3 spasm    
4 fatigue  

Ans.

(1)

Tetanus refers to continued state of contraction of a muscle resulting from the summation of a series of rapid muscular contractions (twitches) that are induced by repeated stimulation of the muscle.