Other questions in this quiz

2. What effect does the sympathetic nervous system have on cardiac muscle?

  • Increases contractility
  • Decreases contractility
  • Increases amplitude of action potentials

3. Which muscle type relies on Calcium-induced-Calcium release?

  • Striated muscle
  • Cardiac muscle
  • Smooth muscle

4. What is the most basic contractile unit of a muscle?

  • Myofibril
  • Muscle fibre
  • Sarcomere
  • Fasciculus

5. What is the function of myosin light chain kinase?

  • To remove the phosphate group from the myosin light filament
  • Phosphorylation of myosin light filament
  • To move calcium ions out of the sarcoplasm


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