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CAD NCLEX review Registered Nurse RN well answered to pass $15.99   Add to cart

Exam (elaborations)

CAD NCLEX review Registered Nurse RN well answered to pass

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  • Course
  • CAD NCLEX
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  • CAD NCLEX

CAD NCLEX review Registered Nurse RN well answered to pass

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  • October 22, 2024
  • 10
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • CAD NCLEX
  • CAD NCLEX
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BravelRadon
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



CAD dx - correct answer ✔✔blood tests: lipoprotein profile (total cholesterol, LDL, HDL, triglycerides)

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

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