Patient Care Technician (PCT) AAH Practice Exam

A normal rhythm with a normal rate is referred to as what?

1. Normal Sinus Rhythm

2. Bradycardia

3. Tachycardia

4. Atrial flutter

The correct answer is: Normal Sinus Rhythm

A normal rhythm with a normal rate is referred to as Normal Sinus Rhythm. This term describes the heart's rhythm originating from the sinus node, which is the natural pacemaker of the heart, indicating that electrical activity is functioning properly. Normal Sinus Rhythm typically has a rate ranging from 60 to 100 beats per minute and maintains a consistent and rhythmic pattern with a defined P wave, QRS complex, and T wave on an electrocardiogram (ECG). In contrast, bradycardia refers to a slower than normal heart rate, typically below 60 beats per minute, which can indicate underlying health issues or increased vagal tone. Tachycardia involves a heart rate exceeding 100 beats per minute, which may signify stress, respiratory distress, or cardiac conditions. Atrial flutter is an abnormal heart rhythm characterized by rapid reentrant electrical circuits in the atria, leading to an increased heart rate that is not considered normal. Thus, the significance of identifying a normal rhythm within the context of cardiac monitoring is vital for assessing overall heart health.