Is only calcium essential for muscle contraction in ions if not then please name the other ions present and needed for muscle contraction.

Dear student, 
Please find below the solution to the asked query        

Along with calcium, other ions which are needed for muscle contraction are as follows:
  • ​Sodium and potassium: They play a role in activation of nerve, which is essential for triggering muscle contraction.
  • Magnesium: It is important for relaxation of muscle after its contraction.
  • Iron: It plays a role by supporting energy production.
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