CAD NCLEX review Registered Nurse
RN well answered to pass
CAD - correct answer ✔✔the coronary arteries that deliver a constant supply of blood to the heart
muscle begin to develop fatty plaques that can lead to restriction of blood flow to the heart.
ATHEROSCLEROSIS - correct answer ✔✔cause fatty plaques in the artery walls
happens over time
what are the effects of fatty plaques? - correct answer ✔✔limits blood supply to the heart muscle
can rupture which can lead to thrombosis formation (and cause MI)
can cause HTN, chest pain, HF
Main arteries that feed the heart muscle - correct answer ✔✔left coronary artery (branches off to left
circumflex and left anterior descending artery)
right coronary artery
(branches off to right marginal artery and posterior descending artery)
Factors that increase chance of artherosclerosis - correct answer ✔✔smoking
obesity/unhealthy weight
high cholesterol
sedentary lifestyle
diabetes
family history
patho of artherosclerosis - correct answer ✔✔LDL sticks to wall and increases in size
artery diameter narrowed
usually asymptomatic until blockage big enough to limit blood flow to heart
, stable angina - correct answer ✔✔artery blocked enough to slightly impede blood flow but blood still
able to get to the muscle and only have pain WITH ACTIVITY
activity puts strain on the heart but pain relieved when activity stops
collateral circulation - correct answer ✔✔more than one artery forms to re-route blood to the heart
muscle to make up for the decreased blood flow d/t the blockage
patients w/ fatty plaque buildup in the arteries are at risk for - correct answer ✔✔plaques to rupture
can lead to coronary thrombosis where clotting material aggregates at the site of rupture leading to
significant or complete blockage of the coronary artery
patients will have acute coronary syndrome with unstable angina or experience an MI, this is a medical
emergency
S/S CAD - correct answer ✔✔many people are asymptomatic
stable angina- pain w/ exertion
shortness of breath (insufficient blood supply to heart muscle)
very tired, run down, esp w/ activity
if patient has pain during activity - correct answer ✔✔should notify dr so dx testing can be performed
EKG- changes in ST segments or T waves (shows if there is a heart attack in progress, previous heart
attack or compromised blood flow)
24-48 hour Holter monitor may be ordered to watch heart rate and rhythm during the patient's regular
activities of daily living
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 BravelRadon. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $15.99. You're not tied to anything after your purchase.