Which of the Following Statements About Action Potentials Is TRUE

question 273

Multiple Choice

Which of the following statements about action potentials is TRUE?

• A) Partial action potentials result in fewer neurotransmitter molecules being released than whole action potentials.
• B) Action potentials operate under the all-or-none law, which means that action potentials either move all sodium ions across the membrane or none of the sodium ions across the membrane.
• C) Once an action potential is started, it is self-sustaining and continues to the end of the axon.
• D) Action potentials regenerate themselves during their refractory periods when the axon membrane is depolarized.

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Definitions:

Main Memory

The primary volatile memory in a computer where programs and data in current use are kept so they can be quickly reached by the computer's processor.

ALU

ALU stands for Arithmetic Logic Unit, a crucial component of the CPU that handles arithmetic and logic operations.

Microprocessor

A small, integrated circuit that performs the functions of a central processing unit of a computer.

CPUs

The central processing units of a computer, which are the primary components responsible for executing instructions and processing data.