Which AV block is also referred to as Mobitz-II?

Correct option is B

Ans. (b) Sol. Mobitz type II is a second-degree AV block with intermittent non-conducted P waves.
Explanation of each option:
· (a) Complete block – Total dissociation; not Mobitz-II.
· (b) Second Degree – Correct answer. Mobitz-II is a type of second-degree AV block.
· (c) Third Degree – Complete heart block.
· (d) First Degree – Prolonged PR interval; not Mobitz-II.