Junction Rhythm

Question 1

General Junctional Rhythm Info

Answer 1

Rhythms originate in the AV Junction (40-60bpm)
Inverted p waves
Atria depolarize before, during, or after the ventricles
The impulse generated in the AV junction travel’s down into the ventricles and up toward the SA node

Question 2

Premature Junctional Complex

Answer 2

Regular but interrupted
Rate: Varies
P Wave: Inverted; before, during, or after qrs
PRI: 0.12-0.2
QRS: ≤0.12
ST: Isolectrical
T: P, U
An early beat in a rhythm

Question 3

Junctional Bradycardia

Answer 3

Regular
Rate: <40
P Wave: Inverted; before, during, or after qrs
PRI: 0.12-0.2
QRS: ≤0.12
ST: Isolectrical
T: P, U

Question 4

Junctional Rhythm

Answer 4

Regular
Rate: 40-60
P Wave: Inverted; before, during, or after qrs
PRI: 0.12-0.2
QRS: ≤0.12
ST: Isolectrical
T: P, U

Question 5

Accelerated Junctional Rhythm

Answer 5

Regular
Rate: 61-100
P Wave: Inverted; before, during, or after qrs
PRI: 0.12-0.2
QRS: ≤0.12
ST: Isolectrical
T: P, U

Question 6

Junctional Tachycardia

Answer 6

Regular
Rate: >100
P Wave: Inverted; before, during, or after qrs
PRI: 0.12-0.2
QRS: ≤0.12
ST: Isolectrical
T: P, U