Purkinje fibers rate - Study guides, Class notes & Summaries
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UCLA EKG Test Questions And Answers All Verified
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UCLA EKG Test Questions And Answers, All Verified 
 
AV node rate 
40-60 bpm 
 
 
SA node rate 
60-100 bpm 
 
 
Purkinje fibers rate 
20-40 bpm 
 
 
PR interval is from _ to _? 
beginning of P wave to beginning of Q wave 
 
 
QRS interval is from _ to _? 
beginning of Q to end of S 
 
 
QT interval is from _ to _? 
beginning of Q to end of T 
 
 
PR interval normal duration 
0.12-0.20 s 
 
 
QRS normal duration 
0.04-0.12 s 
 
 
QT interval normal duration 
0.36-0.44 
 
 
Normal Sinus Rhythm (N...
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ADVANCED ARRHYTHMIA EXAM PREP WITH 100% CORRECT ANSWERS ALREADY GRADED A+.
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Conduction System 
SA Node 
AV Node 
Bundle of His 
Right and Left bundle branches 
Purkinje Fibers 
 
 
 
SA Node 
primary pacemaker 
rate 60-100 
 
 
 
 
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AV Node 
slightly delays impulse from atria to ventricles 
 
 
 
Bundle of His 
conducts impulses to left and right bundle branches 
 
 
 
Purkinje Fibers 
relay impulses to ventricular myocardium 
 
 
 
Depolarization ...
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Relias Dysrhythmia Basic Test Answers Solution guide 2023.
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Relias Dysrhythmia Basic Test Answers 
 
normal sinus rhythm 
heart rhythm originating in the sinoatrial node with a rate in patients at rest of 60 to 100 beats per minute 
 
Sinus Arrhythmia 
Appearance is ALMOST NORMAL: 
Respiratory – Circulatory interaction 
Rate INCREASES with INSPIRATION (IN=IN) 
 
Sinus Bradycardia 
<60 
normal sinus rhythm 
 
Sinus Tachycardia 
>100 (100-150) 
normal sinus rhythm 
 
Premature Atrial Contraction (PAC) 
Heart Rate: Depends on underlying rhythm ...
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DAANCE: ALL MODULES EXAM STUDY GUIDE 2023/2024 LATEST
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DAANCE: ALL MODULES EXAM STUDY 
GUIDE 2023/2024 LATEST 
Pulmonary artery - CORRECT ANSWER-One of two arteries that carry venous (oxygen 
poor) blood from heart to lungs 
What type of intubation is preferred with emesis with aspiration? - CORRECT 
ANSWER-ETT. LMA or combitube acceptable. 
What emergency would a cricothyrotomy typically be performed? - CORRECT 
ANSWER-Airway obstruction 
Atropine would be given in which emergency? - CORRECT ANSWER-Symptomatic 
bradycardia 
Adenosine would be ...
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CARDIAC HEALTHSTREAM TELEMETRY EXAM Q & A 2023/2024
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CARDIAC HEALTHSTREAM TELEMETRY 
EXAM Q & A 2023/2024 
Normal Conduction System - CORRECT ANSWER--SA Node = Primary Pacemaker of 
the Heart, rate of 60-100 bpm 
-Internodal Pathways = Pathways connecting SA Node and AV Node 
-AV Node = Backup pacemaker, rate of 40-60 bpm 
-Bundle of His = splits nerve fibers down Left & Right Sides, His-Purkinje is conduction 
system of heart 
-L & R Bundle Brancehs = lead to left & right of the myocardium 
-Purkinje Fibers / Network = ends of the muscle, last...
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Advanced - Dysrhythmias | Questions with 100% Correct Answers | Verified | Updated 2024
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Excitability - Answer- the ability of non-pacemaker heart cells to respond to an electrical impulse that begins in pacemaker cells. Depolarization - Answer- occurs when the normally negatively charged cells within the heart muscle develop a positive charge. Conductivity - Answer- the ability to send an electrical stimulus from cell membrane to cell membrane. As a result, excitable cells depolarize in rapid succession from cell to cell until all cells have depolarized. Ex: the wave of depolarizat...
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Health Assessment Exam 3 test bank questions and answers 100% verified.
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Health Assessment Exam 3 test bank questions and answers 100% verified. 
 
 
 
 
 
 
 
 
 
While auscultating the heart at the third intercostal space, left sternal border, the nurse notes a high-pitched, scratchy sound that increases with exhalation with the client leaning forward. The nurse would document which of the following? 
A) Pericardial friction rub 
B) Midsystolic click 
C) Summation gallop 
D) Aortic ejection click - correct answers.A) Pericardial friction rub 
 
During chest auscult...
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EKG Certification Exam Questions & Answers 2024
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EKG Certification Exam Questions & Answers 2024 
 
 
Left Ventricular Hypertrophy - ANSWER-R wave in V5 is increased and S wave in V1 is increased 
Both are added together and should be greater than 35 mm 
 
Describe the placement of the V5 Lead - ANSWER-5th intercoastal space halfway between V4 and V6 on the L side of the heart 
 
_________is when the PR interval becomes longer and longer until a beat is skipped - ANSWER-2nd Degee AV block: Mobitz 1 
 
What does Systolic blood pressure mean? - ...
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PCT NHA EXAM WITH 100% CORRECT ANSWERS 2024/2025
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PCT NHA EXAM WITH 100% CORRECT 
ANSWERS 2023 
1. The lavender-topped tube contains: 
a. No additive 
b. SPS 
c. Na+ citrate 
d. EDTA - Correct answer-d. EDTA 
1. The additive in a gray-topped tube is: 
a. K+ oxalate 
b. Na+ citrate 
c. EDTA 
d. None of the above - Correct answer-a. K+ oxalate 
1. Which of the needle has the largest gauge? 
a. 16 g 
b. 20 g 
c. 21 g 
d. 25 g - Correct answer-a. 16 g 
1. Which of the following gauge needle is used for the typical adult venipuncture? 
a. 23 g 
b. 1...
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CRAT Exam Questions And Answers Latest Update 2023/2024 Graded A+
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CRAT Exam Questions And Answers Latest Update 2023/2024 Graded A+ . 
In addition to recording the ECG and preparing the report, an ECG technician 
must be able to: 
A. Determine if the tracing is accurate and recognize if interference causes 
abnormalities during the recording process. 
B. Evaluate tracing, recognize abnormal heart rhythms, and report abnormalities to 
the appropriate health care professionals. 
C. Maintain patient records and evaluate tracings. 
D. Perform ultrasounds on blood ...
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