The mineral ________ is the major intracellular electrolyte

The longest, strongest, and heaviest bone in the human body is the femur

Indicate whether the statement is true or false

Which of the following does not describe the gray matter of the spinal cord? 

A. It is the inner part of the spinal cord. B. It contains neuron cell bodies. C. Its divisions are called horns. D. It contains myelinated axons.