Wide q waves in leads ii Study guides, Class notes & Summaries
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ECG Strip Interpretation EXAM(470 QUESTIONS WITH VERIFIED EXPERT SOLUTIONS 2024
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Normal PR segment length 
0.12 - 0.2 sec 
3 - 5 small boxes 
 
 
Normal QRS interval 
0.06 - 0.1 sec 
1 - 3 small boxes 
 
 
 
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Normal P amplitude & duration 
< 0.12 sec (3 small boxes) 
< 0.25 mV (2.5 small boxes) 
 
 
causes of arrhythmias 
HISDEBS: hypoxia, ischemia/irritability, SNS, drugs, electrolytes, bradycardia, stretch (hypertrophy/enlargement) 
 
 
symptoms...
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FOEM CBR22 Cardiology Exam Questions and Answers
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FOEM CBR22 Cardiology Exam Questions and Answers 
 
What underlying pathologic process distinguishes myocardial infarction from angina/unstable angina? - Answer-Atherosclerotic plaque rupture → exposed endothelium → clot attaches → reduced blood flow; if cell death occurs (usually due to complete vascular obstruction) then positive trop and MI; if no cell death occurs then negative trop and angina/unstable angina. 
 
What is the difference between transmural and nontransmural infarction? -...
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CEN Sample Test Questions and answers already passed 2024
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CEN Sample Test Questions and answers already passed 2024 
Right ventricular infarction (RVI) lead changes - correct answer II, III, AVF 
 
R ventricular infarction s/s - correct answer clear breath sounds, hypotension, JVD. 
R ventricular dilation and dec contractility>> dec preload and CO 
 
Reperfusion therapy standard - correct answer Within 60 min of ED arrival 
 
Common causes of PEA - correct answer Hypoxia, tension pneumo, cardiac tamponade 
 
BNP as a marker - correct answer of L ...
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Foundations CBR20 – Cardiology Exam Questions With Answers
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Foundations CBR20 – Cardiology Exam Questions With Answers 
What underlying pathologic process distinguishes myocardial infarction from angina/unstable angina? 
Atherosclerotic plaque rupture → exposed endothelium → clot attaches → reduced blood flow; if cell death occurs (usually due to complete vascular obstruction) then positive trop and MI; if no cell death occurs then negative trop and angina/unstable angina 
 
 
What is the difference between transmural and non-transmural infarctio...
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PCCN Master Questions with 100% Correct Solutions
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PCCN Master Questions with 100% Correct Solutions 
1. Cardiac - Correct Answer ️️ -1. Cardiac 
Pt's EKG shows ST elevation in leads II, III, and aVF. Where is the MI? - Correct 
Answer ️️ -Inferior wall MI, Right coronary artery 
"Reciprocal changes are often seen ini leads I and aVL" 
Pt's EKG shows ST elevation in leads V1 and V2. Where is the MI? - Correct Answer ️️ 
-Septal area, Left Anterior Descending Artery 
Pt's EKG shows ST elevation in leads V3 and V4. Where is the MI...
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EKG Chapter 1 & 2: Anatomy and Electrophysiology of the Heart Questions With Complete Solutions
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A ______________ wave on EKG paper indicates atrial contraction correct answer: p 
 
A _____________ complex on EKG paper indicates ventricular construction. correct answer: QRS 
 
A ________ wave on EKG paper indicates ventricular relaxation. correct answer: t 
 
The PR interval extends from where to where? correct answer: Beginning of the p wave to beginning of the QRS complex 
 
The QRS complex measures from where to where? correct answer: Beginning of the Q wave to end of the S wave 
 
...
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PCCN study cards Exam 53 Questions with Verified Answers,100% CORRECT
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PCCN study cards Exam 53 Questions with Verified Answers 
 
 
PSVT- Paroxysmal supraventricular tachycardia- simultaneous activation of A & V - retrograde P waves almost lost in QRS - CORRECT ANSWER 
 
PSVT mimicking a more serious rhythm called V tach - CORRECT ANSWER 
 
Retrograde P waves can be seen in this PSVT - CORRECT ANSWER 
 
Good example of the pseudo-R' configuration in lead V1, representing the retrograde P waves of PSVT. - CORRECT ANSWER 
 
Episode of PSVT that is broken up wit...
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FoEM CBR22- Cardiology Exam
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FoEM CBR22- Cardiology Exam 
What underlying pathologic process distinguishes myocardial infarction from angina/unstable angina? 
Atherosclerotic plaque rupture → exposed endothelium → clot attaches → reduced blood flow; if cell death occurs (usually due to complete vascular obstruction) then positive trop and MI; if no cell death occurs then negative trop and angina/unstable angina. 
 
 
What is the difference between transmural and nontransmural infarction? 
Transmural: usually STEMI, la...
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PCCN Cardiac Exam 127 Questions with Verified Answers,100% CORRECT
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PCCN Cardiac Exam 127 Questions with Verified Answers 
 
Which of the following is the outermost lining of the heart? 
A. Endocardium 
B. Myocardium 
C. Transcardium 
D. Pericardium - CORRECT ANSWER D. Pericardium 
"Endo" meaning "within" is associated with the innermost lining of the heart, so eliminate A. The myocardium is associated with the heart's middle layer, so eliminate option B. The "transcardium" is somewhat of a contrived term, so eliminate C as well. The prefix in pericardium...
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CEN Sample Test Questions | 389 Questions And Answers Already Graded A+
- Exam (elaborations) • 33 pages • 2023
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Right ventricular infarction (RVI) lead changes - II, III, AVF 
R ventricular infarction s/s - clear breath sounds, hypotension, JVD. 
R ventricular dilation and dec contractility>> dec preload and CO 
Reperfusion therapy standard - Within 60 min of ED arrival 
Common causes of PEA - Hypoxia, tension pneumo, cardiac tamponade 
BNP as a marker - of L ventricular dysfunction bc ventricles make BNP and an inc of over 100 
pg/ml indicates symptomatic HF 
Transcutaneous pacing (TCP) - A beat af...
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