Which injury would likely cause the body to permanently lose the ability to perform simple reflexes? damage to the nerve cells in the spinal cord a muscle tear in the leg the death of a single neuron in the body harm to a nerve in the skin

Answer would be damage to the nerve cells in the spinal cord.

The spinal cord is responsible for sending nerve signals throughout your whole body. Damage to the spinal cord can result in an inability to send signals to parts of the body, including simple reflexes.