In skeletal muscles,the combined amounts of creatine phosphate and ATP provide enough energy for the muscle to contract maximally for approximately
A)15 seconds.
B)15 minutes.
C)1)5 minutes.
D)5 seconds.
E)one minute.

Question

Quizplus · Accepted Answer

In skeletal muscles, the combined amounts of creatine phosphate and ATP can sustain maximal contraction for about 15 seconds. Creatine phosphate provides a rapid means of regenerating ATP from ADP, supplementing the ATP already available in the muscle cells, but this energy reserve is quickly depleted.

In Skeletal Muscles,the Combined Amounts of Creatine Phosphate and ATP