Biology · Human Physiology
An ECG shows an irregular rhythm, a progressively lengthening PR interval followed by a dropped QRS complex. Most P waves are upright and uniform. What is the most likely diagnosis?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Complete Heart Block
- 2Second Degree AV Block Type I (Mobitz I)✓
- 3Second Degree AV Block Type II
- 4First Degree AV Block
Correct answer
Second Degree AV Block Type I (Mobitz I)
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