What Are Graded And Action Potentials?
What Are Graded And Action Potentials? Graded potentials are brought about by external stimuli (in sensory neurons) or by neurotransmitters released in synapses, where they cause graded potentials in the post-synaptic cell. Action potentials are triggered by membrane depolarization to threshold. What is meant by the term graded potential? noun, plural: graded potentials. A change