Muscle function during jumping in frogs. I. Sarcomere length change, EMG pattern, and jumping performance

Frogs (in vivo operating conditions of the semimembranosus muscle)

Reducing temperature to 15 degrees C

Temperature at 25 degrees C

Maximal jumping performance and in vivo operating conditions of the semimembranosus muscle (peak mechanical power generation, aerial jump distance, joint excursions, sarcomere shortening, angular velocities, ground contact time)surrogate