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What is an electrocardiogram's QRS pattern?
QRS-- A pattern seen in an electrocardiogram that indicates the pulses in a heart beat and their duration. Variations from a normal QRS pattern indicate heart disease.
What is it called when there are no QRS waves following p waves?
The QRS complex and the P wave are features of the electrocardiogram, which graphically displays the electrical activity of the heart. The P wave is generated when the atria, or upper chambers of the heart contract. The QRS complex is generated when the ventricles or lower chambers of the heart contract. If there is a P wave but no QRS, the the heart's main pump is not functioning. This would cause death quickly.
What part of an ECG represents ventricular depolarization?
Okay so an EKG show the electrical impulse that travels through the heart. What I mean is EKG don't show contraction. However the QRS complex represent ventricular depolarization, which signals ventricular contraction
What electrical event in the heart does the QRS complex represent?
Depolarization of ventricles
If a person's heart rate is 72 beats per minute determine the number of QRS complexes that would have appeared on an ECG during the first 30 seconds?
36. A QRS complex is the ventricular contraction of the heart. There is one QRS complex per beat. So, since the person's heart rate is 72 bpm, divide it by 2.
How does hyperkalemia relate to the ECG?
Hyperkalemia cause tall t wave and wide qrs wave
What does it mean when pacemaker spikes after qrs complex?
Atrial paced
Why is the direction of the wave contraction important to the heart?
the atria contracts first then the ventricle hencep qrs
What part of the cardiac cycle is associated with the QRS complex?
The cardiac cycle refers to a complete heartbeat, including the systole and diastole. The QRS complex occurs during the depolarization of the right and left ventricles of the human heart.
Does the amplitude of the qrs complex change with the pulse amplitudes?
Yes, the QRS complex and the pulse wave are directly connected. The amplitude of these, combined with the first heart beat sound, make up systolic pressure.
When was QRS Records created?
QRS Records was created in 1928.
What is difference between QRS duration and QRS interval?
Nothing, they are equivalent.
