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.

Question

Quizplus · Accepted Answer

Glucose is unique in that it can cross the blood-brain barrier to be used by neurons. This is why it is so important to the brain.

Professor Nuno Explained to Her Class That Glucose Is So