If You Were to Inject Sodium (Na+) into a Neuron

Multiple Choice

If you were to inject sodium (Na+) into a neuron in a rat's brain, what effect would it have on the neuron?

A) It would make the neuron more likely to fire an action potential.
B) It would make the neuron less likely to fire an action potential.
C) It would prevent the neuron from firing action potentials.
D) It would make the neuron fire action potentials that travel more slowly than normal.