Which of the Following Describes Second- Degree Heart Block

Multiple Choice

Which of the following describes second- degree heart block?

A) There is a longer delay between atrial contraction and ventricular contraction.
B) The ventricles no longer contract.
C) Not every ventricular contraction is preceded by an atrial contraction.
D) The atria no longer contract.
E) Not every atrial contraction is followed by a ventricular contraction.