Electrocardiogram
Leads V1-V6
What are the precordial leads?
the largest chamber of the heart
What is the left ventricle?
Keeps the blood flowing one way through the heart
What are valves?
PQRST wave
What is the cardiac cycle?
another name for heart pain
What is angina?
The intercostal space where V2 is placed
What is the 4th intercostal space (to the left of the sternum)?
the receiving chambers of the heart
What are the atria?
carries blood from the left ventricle to all parts of the body
What is the aorta?
the wave that represents the ventricular depolarization
What is QRS?
can build up within the walls of the vein which leads to narrowing and break off leading to a clot in the vein
what is plaque?
the number of leads for a 12 lead EKG
What is 10?
also known as semilunar valves
What are the aortic and pulmonary valves?
forces blood from the atria into the ventricles
What is a contraction?
the wave representing atrial depolarization
What is a P wave?
another name for a heart attack
what is a myocardial infarction?
the placement of the V6 lead
What is the mid axillary line in the 5th intercostal space?
the only veins that carries oxygenated blood from the lungs to the left atrium
What are the pulmonary veins?
makes the lub dub sound in the heart
What is the closing of the valves?
the wave respresenting cardiac repolarizaton
What is the T wave?
a term for a rapid heartbeat
What is tachycardia?
The number of views of the heart in a 12 lead EKG?
What is 12?
carries blood from below the diaphragm to the right atrium
What is the inferior vena cava?
the top number on a blood pressure reading that represents the heart at work
What is systolic?
Indicative of low potassium on an EKG
What is a U wave?
happens when the stimulation for contraction comes from the AV node
What is an ectopic heartbeat?