CRAT 2023 SOLVED EXAM QUESTIONS AND ANSWERS What pacemaker complications involves irregular pacemaker intervals with slower that set rate impulses and no visual packer spike? Answer -Malfunctioning Potassium and __________ ar e needed in order for the heart to function normally Answer -Calcium Premature atrial contractions are rarely dangerous but with what condition could this be an early sign of heart failure or electrolyte imbalance? Answer -Acute myocardial infarction As an electrical current travels toward the negative pole on an ecg, the waveform defects in which direction? Answer -Downward late ventricular depolarization is represented by? Answer -S wave Why is the left side of the heart thicker than the right? Answer -It pumps blood back to all the parts of the body What starts at the beginning of the p wave and stops at the begging of the QRS complex? Answer -PR interval A common cause of art ificial on a cardiac rhythm strip would be considered? Answer -Somatic tremors How many leads does a 24 hour holter monitor have? Answer -5 If there is a preconfigured group of orders which are commonly ordered together for a specific diagnosis or condition would be? Answer -Order set A single chamber pacemaker has one lead inserted into either the right atrium or? Answer -Right ventricle If a patient is experiencing ventricular fibrillation where in the heart would the electrical impulses come from? Answer -Many different foci What condition would be a biventricualr pacer typically be used for? Answer -Pre cardiac transplant patients The heart activity that begins with atrial depolarization and ends with the start of ventricular depolarization is know as? Answer -PR interval If the T wave is bumpy instead of smooth what might it indicate? Answer -Hidden p wave paroxysmal atrial tachycardia commonly follows? Answer -Premature atrial contractions Atrial sta ndstill is called________ if only one or two beats are not formed Answer -
Sinus pause True or False SA node failure could cause sinus arrest Answer -True What acts as a safety mechanism to protect the heart from ventricular standstill? Answer -Idioventricular rhythms What can occur with coronary artery disease, cardiomyopathy, cor pulmonale, and pulmonary embolism? Answer -Right bundle branch blo ck What color is the chest lead? Answer -Brown What could be administered to a patient to correct a junctional escape rhythm? Answer -Atropine Impulses causing depolarization twice in a row in a faster than normal rate are referred to as which of the following? Answer -Re-entry events vagal maneuvers and medications such as which of the following can be employed to slow the heart rate on symptomatic junctional tachycardia patients? Answer -
Adenosine If the Q wave is absent, the QRS complex should be measured from the beginning of which wave? Answer -R What artifact setting is commonly used to reduced artifact due to muscle tremor and slight patient movement? Answer -40 Hz What would you see on an ekg when looking for 2nd degree type 2 Answer -
Occasionally dropped beat with normal AV node conduction When interpreting a rhythm which one should always be irregular Answer -Atrial fibrillation The semilunar valves are called such because the cusps on these caves res emble? Answer -Half moons The data that is entered into an EKG machine would be considered? Answer -Input
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller saraciousstuvia. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $12.49. You're not tied to anything after your purchase.
