Arrthymias

Question 1

In supaventricular arrthymias, where can rhythms be initiated?

Answer 1

SA node
AV node
Atrial muscle

Question 2

If an arrthymia starts from the AV node, what rhythm is it called

Answer 2

Junctional rhythm

Question 3

What rhythms have narrow QRS complex?

Answer 3

Supraventricular arrhytmias

Question 4

What rhythms have broad QRS complex?

Answer 4

Ventricular arrythmias

Question 5

What is 1 example of non-ventricular arrythmia with broad QRS complex?

Answer 5

SVT with RBBB or LBBB

Question 6

What are escape rhythms?

Answer 6

When ventricular contraction depolarisation is not initiated by the SA node. - AV node, septal, bundle of His, or ventricular

Question 7

What is an extrasystole?

Answer 7

Aka ectopics, when conduction comes early from non-sinus nodal areas

Question 8

How to tell the difference between supraventricular and ventricular ectopic?

Answer 8

Supraventricula ectopics have normal qrs complexes

Question 9

What type of extrasystole affects p wave timing?

Answer 9

Supraventricular extrasystole