Temporary transcutaneous pacing. Assign the CPT code

During inductive SWD the number of electrodes used is

A) 1 B) 2 C) 3 D) 4

Which of the following statements is true about cTnI?

A. Cardiac forms are never expressed in skeletal muscle B. Cardiac forms are expressed in skeletal muscle C. In fetal development, the cardiac and skeletal forms are co-expressed in skeletal and cardiac tissues D. It is the same as cardiac troponin C (cTnC)