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.

Question

Quizplus · Accepted Answer

Injecting sodium (Na+) into a neuron would increase the concentration of positive ions inside the neuron, making it more likely to fire an action potential.

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