KROK 1 2011 – Question 5 · KROK (Medicine) · Biological Chemistry
A 46-year-old female patient has a continuous history of progressive muscular (Duchenne’s) dystrophy. Which blood enzyme changes will be of diagnostic value in this case?
- A. Adenylate cyclase
- B. Creatine phosphokinase
- C. Glutamate dehydrogenase
- D. Lactate dehydrogenase
- E. Pyruvate dehydrogenase
Hint
Ask which enzyme is concentrated in muscle fibres and leaks into serum when the muscle membrane is damaged, and which one is the most muscle-specific.
The answer, the explanation and a note on every option are available once you log in. The account is free: topic tests, a mock exam, mistake review and statistics.
More questions on Biological Chemistry
- A 10-year-old girl has a history of repeated acute respiratory viral infection. After recovering she presents with multiple petechial hemorrhages on…
- Researchers isolated 5 isoenzymic forms of lactate dehydrogenase from the human blood serum and studied their properties. What property indicates…
- A patient has pellagra. Interrogation revealed that he had lived mostly on maize for a long time and eaten little meat. This disease had been caused…
- A 46-year-old patient consulted a doctor complaining about joint pain that becomes stronger the day before the weather changes. Blood examination…
- 12 hours after an acute attack of retrosternal pain a patient presented a jump of aspartate aminotransferase activity in blood serum. What pathology…
- A 2-year-old child with mental and physical retardation has been delivered to a hospital. He presents with frequent vomiting after having meals…