If You Inserted a Micropipette into a Neuron Without Harming

question 66

Multiple Choice

If you inserted a micropipette into a neuron without harming the cell and pumped in a small quantity of calcium ions, each of which carried two positive charges, how would this affect the membrane potential?

• A)The membrane potential would become depolarized relative to the resting potential.
• B)The membrane potential would become hyperpolarized relative to the resting potential.
• C)There would be no change because calcium does not contribute to the resting potential.
• D)There would be no change because the sodium-potassium pump would remove excess calcium from the cell.

Acknowledge the connection between psychological needs (e.g., belonging, efficacy) and mental health risks.

Recognize the challenges in predicting suicidal behavior.

Understand the epidemiology and methods of suicide and self-harm.

Distinguish between various anxiety disorders and their characteristics.

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