What Happens When the Plasma Membrane of a Neuron Becomes

question 6

Multiple Choice

What happens when the plasma membrane of a neuron becomes more permeable to potassium?

• A) Potassium leaves the cell.
• B) Potassium enters the cell.
• C) Sodium enters the cell.
• D) Sodium leaves the cell.

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Definitions:

External Input

Any input signal or data received from an outside source, device, or system, which is used to influence operations or responses within a system.

Latch

An electronic circuit or mechanism that retains its output state until a specific input signal is received.

Unlatch

A term used in programmable logic control programming that refers to a command or instruction to turn off or reset a previously set (latched) condition.

Retentive Outputs

In PLC systems, retentive outputs retain their state even after the controller is powered off or resets, allowing for the continuation of processes without data loss.