From the following options, select three roles of sodium in the human body:

A. Energy metabolism
B. Nutrient absorption
C. Nerve impulse transmission
D. Fluid balance



Answer :

Final answer:

Sodium in the human body plays roles in fluid balance, nerve transmission, and muscle contraction.


Explanation:

Sodium plays several important roles in the human body:

  1. Fluid balance: Sodium helps maintain the balance of fluids in the body.
  2. Nerve impulse transmission: It is essential for the transmission of nerve impulses.
  3. Muscle contraction: Sodium is involved in the process of muscle contraction.

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