<prompt> Answer this question truthfullyWhat are the two types of intranodal block that can occur at the atrioventricular AV node?  <response>: <reason> Intranodal block at the AV node can be classified into two types: 1st degree AV block and 2nd degree AV block Mobitz type 1 also known as Wenckebach. These types of block occur when there is a delay or interruption in the conduction of electrical impulses through the AV node, which can lead to abnormal heart rhythms and other cardiac symptoms. 