CCT-CCI 1 Questions With Complete Solutions

On a cardiac rhythm strip, which of the following can determine if the patients heart rate is regular? The RR intervals being equal. The PP intervals being equal. The RR intervals being unequal. Both A and B correct answer: If the RR or PP intervals are not equal, then the rhythm is irregular. One of the most uncommon rhythms that is always unequal is atrial fibrillation. If the physician orders a treatment for a patient that is supposed to help prevent something from occurring, it would be considered which of the following Prophylaxis Chronic treatment Acute treatment None of the above correct answer: Chronic treatment would be over a length of time. Acute treatment would be for sudden diagnosis. Prophylaxis would be treatment that would attempt to prevent something from occurring. With a 12-lead electrocardiogram (ECG), which of the following would be the negative electrode position for lead II? Right arm Left arm Right leg Left leg correct answer: The right arm would be the negative electrode position for lead II. The left leg in lead II would be a positive electrode position. The right leg is not included in the lead I, II or III electrode positions. If the sinus nodes fails to regulate the heart rhythm, it is considered which of the following? Septal defect Idiopathic SSS Shunt correct answer: Septal defect is a hole in the heart wall that separates the atria or the ventricles. Idiopathic is no known cause. Shunt is something that allows blood to flow between two locations. SSS is sick sinus syndrome or when the sinus node fails (is sick) and cannot regulate the hearts rhythm. The positive electrode in lead II is placed in which position on the patient? Right chest area Left chest area Left leg