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marysya [2.9K]
3 years ago
5

If the length of the absolute refractory period in cardiac muscle cells was the same as it is for skeletal muscle cells, _______

_.
a) it would be much longer before cardiac cells could respond to a second stimulation
b) contractions would last as long as the refractory period pacemaker cells would cease to spontaneously depolarize
c) tetanic contractions might occur, which would stop the heart's pumping action
Biology
1 answer:
WINSTONCH [101]3 years ago
7 0

Answer:

Answer is C. Tetanic contraction might occur which would stop the heart's pumping action.

Explanation:

Tetanic contraction occurs when the muscle fiber doesn't fully relax before it contracts again due to repeated stimuli at short intervals.

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