MCAT Question of the Day
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    Q:

    		 Which of the following holds true regarding action potentials?
    		 

    A

    		 Irrespective of the magnitude of the stimulus, the magnitude of the action potential remains constant.

    B

    		 Axons are responsible for conduction of action potentials towards the nerve cell body.

    C

    		 Action potentials only occur in nervous cells in the human body.

    D

    		 An action potential is typically generated before the membrane depolarizes to the threshold potential.



    Nervous System |
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