Abnormal Heart Rhyhms four Non NHA 20 question quiz

What is the primary difference between sinus bradycardia and normal sinus rhythm?

• The heart rate is faster in sinus bradycardia.

• The heart rate is slower in sinus bradycardia.

• The QRS complex is wider in sinus bradycardia.

• The PR interval is longer in sinus bradycardia.

In sinus tachycardia, what is the heart rate typically above?

• 60 beats per minute

• 80 beats per minute

• 100 beats per minute

• 120 beats per minute

What is a common treatment approach for both sinus bradycardia and sinus tachycardia?

• Administering beta-blockers

• Treating the underlying cause

• Performing a pacemaker insertion

• Using defibrillation

What part of the EKG waveform is primarily affected in atrial dysrhythmias?

• T wave

• QRS complex

• P wave

• ST segment

What is a key characteristic of atrial fibrillation on an EKG?

• Consistent P waves

• Wavy baseline

• Wide QRS complex

• Regular rhythm

In atrial flutter, what is the classic sign on the EKG?

• Wide QRS complex

• Wavy baseline

• Sawtooth baseline

• Inverted T waves

What is the typical rate range for atrial flutter?

• 100-150 beats per minute

• 60-100 beats per minute

• 200-300 beats per minute

• 150-200 beats per minute

What does 'supra' in supraventricular tachycardia (SVT) refer to?

• Around

• Below

• Above

• Within

In SVT, why are P waves often not visible?

• They are hidden in the QRS complex.

• They are hidden in the T wave.

• They are absent.

• They are too small to detect.

What is a common intervention for a patient with SVT?

• Administering calcium channel blockers

• Using a pacemaker

• Performing open-heart surgery

• Administering antibiotics