Muscle And Innervation

Question 0

Sliding filament model

Answer 0

H. E. Huxley 1954 - phase contrast microscopy of myofibrils from glycogen-extracted muscles
A. F. Huxley - interphase microscopy of living muscle fibres
Both showed A band did not move

Question 1

Muscle contraction needs Calcium and ATP

Answer 1

1930s experiment
Without ATP –> rigor
Without calcium –> relaxation