Podcast
Questions and Answers
Which protein regulates Ca-dependent interactions with myosin in cardiac muscle contraction?
Which protein regulates Ca-dependent interactions with myosin in cardiac muscle contraction?
- Fatty acid-binding protein
- Myeloperoxidase
- Myoglobin
- Troponin (correct)
What is the function of the Z disk in sarcomere structure?
What is the function of the Z disk in sarcomere structure?
- Contains myosin filaments
- Forms a boundary for the sarcomere (correct)
- Regulates Ca-dependent interactions
- Promotes cell injury detection
Which enzyme is known to be associated with systemic inflammation after myocardial infarction?
Which enzyme is known to be associated with systemic inflammation after myocardial infarction?
- Heart-type fatty acid–binding protein
- Myoglobin
- C-reactive protein (correct)
- Ischemia-modified albumin
At what time frame are cardiac troponin levels detectable in the plasma after myocardial injury?
At what time frame are cardiac troponin levels detectable in the plasma after myocardial injury?
Which protein is used as a marker for cardiac damage but its clinical utility has not been established?
Which protein is used as a marker for cardiac damage but its clinical utility has not been established?
Which biomarker peaks at 12 to 24 hours after myocardial injury?
Which biomarker peaks at 12 to 24 hours after myocardial injury?
In congestive heart failure patients, what was found in their serum according to the text?
In congestive heart failure patients, what was found in their serum according to the text?
'Thin filaments' in cardiac muscle contain which of the following proteins?
'Thin filaments' in cardiac muscle contain which of the following proteins?
What is the main role of cardiac troponin in the immunoassay mentioned in the text?
What is the main role of cardiac troponin in the immunoassay mentioned in the text?
What is the characteristic time duration for which TnT and TnI remain elevated after myocardial injury as per the text?
What is the characteristic time duration for which TnT and TnI remain elevated after myocardial injury as per the text?
