A Skeletal Muscle Twitch Differs from a Tetanic Contraction in That

A skeletal muscle twitch differs from a tetanic contraction in that ________.

A) the tetanic contraction is considered abnormal, while the twitch is a normal muscle response
B) the tetanic contraction is caused by a single stimulus, while the twitch is caused by very rapid multiple stimuli
C) the muscle twitch is prolonged and continuous while a tetanic contraction is brief and "jerky"
D) the muscle twitch occurs only in small muscles while a tetanic contraction occurs in large muscle groups
E) the muscle twitch is a brief and "jerky" movement, while the tetanic contraction is prolonged and continuous

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