GENERAL HISTOLOGY

LYMPHATIC

LYMPHATIC SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A general term for irregular heartbeats caused by malfunctions of the electrical pacemaking is called an
A
infarction
B
arrhythmia
C
bradycardia
D
vasodilation
Explanation: 

Detailed explanation-1: -A heart arrhythmia (uh-RITH-me-uh) is an irregular heartbeat. Heart rhythm problems (heart arrhythmias) occur when the electrical signals that coordinate the heart’s beats don’t work properly. The faulty signaling causes the heart to beat too fast (tachycardia), too slow (bradycardia) or irregularly.

Detailed explanation-2: -If you have atrial fibrillation, your SA node isn’t directing your heart’s electrical rhythm. Instead, many different impulses rapidly fire at the same time, causing a fast, chaotic rhythm in your atria. As a result, your atria can’t contract or pump blood effectively into your ventricles.

Detailed explanation-3: -The Difference Between Arrhythmia vs. Both arrhythmia and dysrhythmia refer to an abnormal rhythm of your heartbeat. If you experience an arrhythmia, the rhythm of your heartbeat is too fast or too slow. If you experience dysrhythmia, the rate of your heartbeat is irregular, but it’s still within a normal range.

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