Less than 20 bpm
AGONAL

Lower chambers of the heart
ventricles

No P wave, or P wave inverted
Narrow QRS
Regular
JUNCTIONAL ESCAPE RHYTHM
A record obtained from the combined input of two electrodes
bipolar leads, also called standard limb leads

Calculated by counting complexes in 6 or 10 seconds and multiplying by 10 or 6
HEART RATE

Flat line, death
ASYSTOLE

irregular heart rhythm
arrhythmia

HR > 100
3 different P wave shapes
Irregular
MULTIFOCAL ATRIAL TACHYCARDIA

Abnormally rapid heartbeat
tachycardia

Measured distance between two R waves
R-R complex

Irregular
Wavy line between QRS complexes
Narrow QRS
Irregular Irregular Irregular
afib

Absence of contractions of the heart
asystole

Premature beat with no P or inverted P
PJC, Premature Junctional Contraction

60- 100 BPM
Complete complex with normal shapes
Sinus arrhythmia caused by changes in breathing
SINUS RHYTHM

The region between two waves on an EKG
segments

Rate below 60 bpm
BRADYCARDIA

Also called Bicuspid
Entrance valve
Between left atrium and left ventricle
Has two cusps
MITRAL VALVE

Premature beat with wide QRS, no P wave
PVC, Premature Ventricular Contraction

Heart contracting phase
Ventricles empty blood out of chamber by contracting
Same stage as Depolarization"
SYSTOLE

PRI gradually increases and then beat drops out
TYPE I SECOND DEGREE HEART BLOCK

Respirations near death
agonal

Outer fluid sac layer
Separates heart from body
PERICARDIUM

Normal heartbeat triggered by the SA node
sinus rhythm

"Entrance valve, AV valve Has 3 cusps"
TRICUSPID VALVE

A flap of tissue in the heart or a vein that prevents blood from flowing backward
VALVE
