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artifact in ECG

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What is a second-degree heart block?

In second-degree heart block, not every impulse reaches its destination.


What is a third-degree heart block?

Third-degree block, also called complete heart block, is the most serious.


What causes first-degree heart block?

First-degree heart block or AV (arterioventricular) block, or PR prolongation, is a disease of the electrical conduction system of the heart in which the PR interval is lengthened beyond 0.20 seconds.First-degree heart block rarely causes any symptoms or problems and normally remain undiagnozed.RegardsTime is imaginary


Which is a very serious type of heart block in which no impulses are conducted to the ventricles?

third degree heart block


What are the signs of third-degree heart block?

Symptoms include fainting, dizziness and sudden heart failure.


What does heart block mean?

Heart block refers to a condition where the electrical signals that control the heartbeat are partially or completely blocked as they travel through the heart. This can lead to a slowed heart rate or irregular rhythms, which may cause symptoms like fatigue, dizziness, or fainting. There are different degrees of heart block, ranging from first-degree, which is usually mild, to third-degree (complete heart block), which can be life-threatening and often requires treatment like a pacemaker.


What type of polynomial is formed by adding a second degree binomial to a fourth degree monomial. State the degree of this polynomial?

A fourth degree polynomial.


Why can't you give atropine in complete heart block?

Atropine is an anticholinergic medication that increases heart rate by blocking vagal effects on the heart. In complete heart block (third-degree AV block), the electrical signals do not pass from the atria to the ventricles, leading to dissociation between the two. Since atropine primarily affects the atrial conduction and the blockage is at the AV node, it is ineffective in restoring normal heart rhythm or rate. Therefore, it cannot be used to treat complete heart block, and other interventions like pacing are necessary.


What is the difference between third-degree burns and fourth-degree burns?

Third degree is charred skin. Fourth degree includes burned muscle and/or bone.


Is the term for a delay or interruption in conduction of the electrical impulse in the myocardium?

The term for a delay or interruption in conduction of the electrical impulse in the myocardium is "heart block." Heart blocks can range from first-degree (mildest) to third-degree (most severe) based on the extent of conduction disruption in the heart's electrical system.


What is the medical term meaning deviation from normal rhythm of the heart?

An ANOMALY is a deviation from what is regarded as normal.


What does a heart block do to impulse transmission in the hearts?

Heart blocks slows impulse and lengthens the QRS complex of ECG; over all lowers the pulse