Professor Nuno Explained to Her Class That Glucose Is So

question 10

Multiple Choice

 Professor Nuno explained to her class that glucose is so important to the brain because ______.

• A) neurons and glial cells can only metabolize glucose.
• B) glial cells can only breakdown glucose into energy that the neurons can use.
• C) glucose is unique and can cross the blood-brain barrier to be used by neurons.
• D) all other forms of energy are used up by the body and don't make it to the brain.

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Definitions:

Membrane Potential

The difference in electric potential between the inside and outside of a cell's plasma membrane, crucial for the transmission of nerve impulses.

Potassium Gates

Channels in the cell membrane that allow potassium ions to move in and out, influencing cellular activity and electrical charge.

Sodium Gates

Protein channels in cell membranes that open or close in response to signals, allowing sodium ions to pass into or out of the cell.

Membrane Potential

The voltage difference across a cell's membrane, crucial for the transmission of nerve impulses and muscle contractions.