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CSC Certification Exam Prep Questions and Answers 100% Pass

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CSC Certification Exam Prep Questions and Answers 100% Pass What does the RCA perfuse? - ANSWER-Inferior wall, RA, SA Node, AV node, RV, Posterior portion of the septum, Posterior wall, Bundle of His What does the LMA perfuse? - ANSWER-Bifurcates into the: LAD (Left Anterior Descending), Left ...

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  • November 10, 2024
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CSC Certification Exam Prep
Questions and Answers 100% Pass

What does the RCA perfuse? - ANSWER✔✔-Inferior wall, RA, SA Node, AV node, RV,

Posterior portion of the septum, Posterior wall, Bundle of His


What does the LMA perfuse? - ANSWER✔✔-Bifurcates into the: LAD (Left Anterior

Descending), Left Circumflex Artery


What does the LAD perfuse? - ANSWER✔✔-Septal & Anterior Wall, Front & apex of

LV, Interventricular septum, anterior pap muscle, most of the R & L bundle branches,

Bundle of His


What is the most commonly occluded artery? - ANSWER✔✔-LMA


What does the Left Circumflex perfuse? - ANSWER✔✔-Lateral Wall, LA, Back of LV,

Posterior wall in 10% of pop


Ramus artery - ANSWER✔✔-20% of the population has it. Tertiary left main; runs along

the LV, between the LAD & circumflex


SVR - ANSWER✔✔-Systemic Vascular Resistance- the resistance the LV has to

overcome to eject. (Afterload)


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PVR - ANSWER✔✔-Peripheral vascular resistance: the resistance the RV has to

overcome to eject


S1 - ANSWER✔✔-Closure of the MV and TV; Systole; 1/3 of the cardiac cycle "Lub"


S2 - ANSWER✔✔-Closure of the pulmonic and aortic valve; Diastole; 2/3 of the cardiac

cycle; DUB


S3 - ANSWER✔✔-Auscultated in fluid overload; when preload is elevated;

KENTUCKY


S3 is normal in which popuation(s)? - ANSWER✔✔-Normal in kids, high CO like

pregnancy (3rd trimester)


S4 - ANSWER✔✔-Atrial gallop (pre-systolic); sound caused by vibration of atria

ejecting into non compliant ventricle; Tennessee


Causes of S4 - ANSWER✔✔-Ischemia, HTN, pulmonary stenosis, CAD, AS, LV

Hypertrophy


When are Split Heart sounds heard best? - ANSWER✔✔-Inspiration


Split S1 - ANSWER✔✔-MV closes b/f tricuspid


Causes of Split S1 - ANSWER✔✔-RBBB, PVCs, Ventricular Paced rhythms


Split S2 - ANSWER✔✔-Aortic closes b/f pulmonic valve


Causes of Split S2 - ANSWER✔✔-Overfilled RV, ASD
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