Author Question: Which of the following statements regarding the clinical use of CK-MB (CK-2) is true? A) CK-MB ... (Read 194 times)

Mr. Wonderful · **on:** Aug 10, 2018

Which of the following statements regarding the clinical use of CK-MB (CK-2) is true?

A) CK-MB becomes elevated before myoglobin and troponin I (TnI) after an acute MI.
B) CK-MB levels are normal in cases of cardiac ischemia.
C) Mass unit assays are more sensitive than electrophoretic methods.
D) An elevated CK-MB level is always accompanied by an elevated total CK level.

Question 2

Which isoenzyme of creatine kinase (CK) is primarily found in cardiac muscle?

A) CK-MM
B) CK-BB
C) CK-MB
D) CK-BC