Premature Junctional Contraction

Question 1

What is the Rhythm of a Premature Junctional Contraction

Answer 1

1. Underlying rhythm is usually regular
2. Will be irregular with PJC

Question 2

What is the rate of a Premature Junctional Contraction

Answer 2

That of underlying rhythm

Question 3

What are the P-Wave characteristics of a Premature Junctional Contraction

Answer 3

1. Premature
2. Inverted in lead II
3. Will be 1 of the 3 options
   *Immediately before the QRS complex
   *Immediately after the QRS complex
   *Hidden within the QRS complex

Question 4

What is the PR duration of the Premature Junctional Contractions

Answer 4

1. <0.10seconds

Question 5

What is the QRS duration of a Premature Junctional Contraction

Answer 5

Normal <0.12