The minimum level of stimulation required to trigger a neural impulse is called the
A) reflex.
B) threshold.
C) synapse.
D) action potential.

Question

Quizplus · Accepted Answer

The minimum level of stimulation required to trigger a neural impulse is called the threshold. A neural impulse or action potential is the electrical signal that travels down the axon of a neuron, but it will not occur unless the stimulus exceeds the threshold level. The synapse is the junction between two neurons where chemical signals are transmitted, and a reflex is an automatic response to a stimulus that does not involve conscious thought.

The Minimum Level of Stimulation Required to Trigger a Neural