Physiology Which among the following statement regarding skeletal and cardiac muscle is false A Both require calcium for excitation contraction coupling B The excitation contraction coupling of skeletal muscle is independent of extracellular calcium C Both have graded contraction D Plateau phase is seen in action potential of cardiac muscle. (Repeat, 09) 💡 Explanation Which among the following statement regarding skeletal and cardiac muscle is false ✓ Correct Answer: C. Both have graded contraction