Biochemistry Quiz#20 Lipid Metabolism

1. A 3-year-old boy is brought to the pediatrician due to muscle weakness and hypotonia. His parents report that he seems to tire easily compared to his peers, especially during periods of fasting or physical exertion. Laboratory tests reveal hypoketotic hypoglycemia. Which of the following best explains the metabolic impairment in this child? 

Question 1 of 5

2. A 2-year-old girl is presented to the emergency department with vomiting and lethargy after a longer-than-usual fasting period due to a stomach virus. Her blood work shows low blood sugar and a slight increase in liver enzymes. There is no significant ketonuria. Which enzyme deficiency is most likely responsible for her condition? 

Question 2 of 5

3. During periods of fasting, which of the following processes is primarily responsible for maintaining normal blood glucose levels? 

Question 3 of 5

4. Which of the following statements best describes the role of carnitine in fatty acid metabolism? 

Question 4 of 5

5. A research team is studying the regulation of fatty acid metabolism and its impact on energy production. They focus on the interplay between carbohydrate and lipid metabolism under various physiological conditions. Which of the following factors is most likely to inhibit fatty acid oxidation in the liver? 

Question 5 of 5


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