Which of the Following Is an Electronic Device, Operating Under

question 159

Multiple Choice

Which of the following is an electronic device, operating under the control of instructions stored in its own memory, that can accept data, process the data according to specified rules, produce results, and store the results for future use?

• A)input device
• B)computer
• C)output device
• D)both a and c

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Definitions:

Ligand-Gated Sodium Channels

Ion channels in cell membranes that open or close in response to the binding of a chemical signal (ligand), specifically allowing sodium ions to pass through.

Membrane Receptor

A specialized protein molecule embedded in the cell membrane that can interact with specific molecules, starting a chain of cell responses.

Depolarization

The process in which a cell's membrane potential becomes less negative, moving towards zero, which is critical in the initiation of action potentials.

Threshold Stimulus

Stimulus resulting in a local potential just large enough to reach threshold and produce an action potential.