Question

The most abundant intracellular cation is:

• A. $N{a}^{+}$
• B. $C{a}^{+}+$
• C. $H^{+}$
• D. $K^{+}$
  

Answer 1

The correct option is D $K^{+}$


The most abundant intracellular cation is the potassium ion and is necessary to maintain the electric potential across the membrane.