EKG

Question 1

What does a first degree AV block look like on an EKG?

Answer 1

P wave is normal but QRS comes late (greater than .2 sec)

Question 2

What does a Type I (Wenkebach) second degree AV block look like on an EKG?

Answer 2

P wave is normal but QRS comes later and later until it no longer comes at all (DJ Wenkebach drops the beat slowly)

Question 3

What does a Type II second degree AV block look like on an EKG?

Answer 3

There is not always a QRS following the P wave, usually comes in a rhythm/ratio but unlink Wenkebach in that it does not have progressive lengthening

Question 4

Third degree heart block?

Answer 4

P and QRS are completely independent of each other