Exam (elaborations)
PN 108 CARDIAC EXAM QUESTIONS AND ANSWERS
- Course
- Institution
PN 108 CARDIAC EXAM QUESTIONS AND ANSWERS...
[Show more]
Content preview
What is normal sinus rhythm?When the SA node completes a full cycle (60-100 bpm)
What is sinus bradycardia?
SA node rate is <60 BPM usually in response to one of three categories
of stimuli:
1. Physiologic (vagal tone)
2. Pharm (CCBs, BBs, Dig)
3. Pathologic (AMI, increased ICP, carotid sinus hypersensitivity,
hypothyroidism, sick sinus syndrome)
What is tachycardia?
abnormally fast heart rate, over 100 bpm
What is atrial fibrillation?
Irregular, rapid heart beat
What is ventricular tachycardia?
heart beats too fast to pump blood effectively
, What is asystole?
Absence of a heart rate.
What is the function of the SA node?
pacemaker of the heart
What is the function of the AV node?
Creates a slight delay between atrial contraction and ventricular
contraction.
What order does blood flow through the heart?
VC —> RA —> Tricuspid —> RV —> Pulmonic valve —> Pulmonary
Artery —> Lungs —> Pulmonary Vein —> LA —> Mitral valve —> LV —
> Aortic Valve —> Aorta
What does the QRS complex represent?
ventricular depolarization
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 Mirror. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $14.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
82191 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now