Which of the following statements concerning receptor potentials is correct? Receptor potentials
A) are usually depolarizations of receptors in response to adequate stimuli.
B) are graded potentials.
C) occur in neuronal cell bodies upon summation of pre synaptic input.
D) both (a) and (b) above.
E) all of these answers.

Question

Quizplus · Accepted Answer

Receptor potentials are depolarizations of receptors in response to adequate stimuli, and they are graded potentials. They do not occur in neuronal cell bodies upon summation of pre-synaptic input. Therefore, option D is correct. Option E is incorrect because it includes option C, which is incorrect.

Which of the Following Statements Concerning Receptor Potentials Is Correct