Which is NOT an example of a graded potential?
A)A receptor potential in a sensory receptor cell
B)A depolarizing excitatory postsynaptic potential (EPSP)
C)A hyperpolarizing inhibitory postsynaptic potential (IPSP)
D)A depolarizing pacemaker potential
E)A depolarizing action potential

Question

Which is NOT an example of a graded potential?
A)A receptor potential in a sensory receptor cell
B)A depolarizing excitatory postsynaptic potential (EPSP)
C)A hyperpolarizing inhibitory postsynaptic potential (IPSP)
D)A depolarizing pacemaker potential
E)A depolarizing action potential

Quizplus · Accepted Answer

Graded potentials are changes in membrane potential that vary in size and can be either hyperpolarizing or depolarizing. An action potential, on the other hand, is an all-or-nothing event that does not vary in size and is not a graded potential.

Which Is NOT an Example of a Graded Potential