The major fuel for the brain after several weeds of starvation______________?
Correct answer: C. Beta hydroxy butyrate
- A. Glucose
- B. Fatty acid
- C. Beta hydroxy butyrate
- D. Glycerol
Explanation
After prolonged starvation, the brain adapts to use ketone bodies, especially beta-hydroxybutyrate, reducing its dependence on glucose. Fatty acids do not cross the blood-brain barrier efficiently enough to become the brain's main fuel.
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