Which of the following is true of neural impulses in a single neuron?
A) The neuron may fire during the absolute refractory period.
B) The strength of a neural impulse increases as the strength of the incoming message gets stronger.
C) The strength of a neural impulse decreases as the strength of the incoming message gets stronger.
D) The strength of a neural impulse is the same each time the neuron fires.

Question

Quizplus · Accepted Answer

The strength of a neural impulse, or action potential, is consistent each time a neuron fires. This is known as the all-or-none principle, where the neuron either fires at full strength or does not fire at all, regardless of the strength of the incoming message.

Which of the Following Is True of Neural Impulses in a Single