How Do You Distinguish Between Second-Degree AV Blocks, Mobitz Type

question 1

Multiple Choice

How do you distinguish between second-degree AV blocks, Mobitz type I or Mobitz type II?

• A)In Mobitz type II, the PR intervals are constant.
• B)The ventricular rate is greater than 60 bpm with Mobitz type II.
• C)In Mobitz type II, the P waves appear to march right through the QRS complexes.
• D)In Mobitz type II, there appears to be a pattern to the irregularity.