P r interval Study guides, Class notes & Summaries
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![NHA NOW EKG Technician Practice Test 2023 (solved)](/docpics/6424b292e278e_2532044.jpg)
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NHA NOW EKG Technician Practice Test 2023 (solved)
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Which of the following EKG machine functions should an EKG technician use to control and regulate the height of EKG waveforms on the tracing? 
a. Speed 
b. Output display 
c. Artifact filter 
d. Gain - Answer- d. Gain 
 
Which of the following methods should a EKG technician use when removing hair from electrode placement sites for telemetry monitoring? 
a. Dry shave 
b. Wet shave 
c. Tape 
d. Clippers - Answer- d. Clippers 
 
An EKG technician notes periods of sinus arrest on a patient's EKG t...
![CARDIAC- HEALTHSTREAM TELEMETRY TEST EXAM 2023](/docpics/3383360/64f85a34db0ba_3383360_121_171.jpeg)
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CARDIAC- HEALTHSTREAM TELEMETRY TEST EXAM 2023
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CARDIAC- HEALTHSTREAM 
TELEMETRY TEST EXAM 2023 
along what axis is time measured in an EKG paper? - CORRECT ANSWER-across a 
horizontal axis 
what does each small square on an EKG strip represent? - CORRECT ANSWER-1 mm 
in length 
0.04 seconds 
what does each large square on an EKG strip represent? - CORRECT ANSWER-5 mm 
in length 
0.2 seconds 
how can a regular rhythm be calculated on an EKG strip? - CORRECT ANSWER-when 
the rhythm is regular, the heart rate is 250 divided by the number o...
![ADVANCED ARRHYTHMIA EXAM PREP WITH 100% CORRECT ANSWERS ALREADY GRADED A+.](/docpics/4107158/658f36bf2a003_4107158_121_171.jpeg)
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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 ...
![Relias Dysrhythmia Basic Test Answers| Answers Key 2023 Dysrhythmia – Basic A (Study Guide)( A+ GRADED 100% VERIFIED)](/docpics/643a7b4ddf1e2_2601860.jpg)
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Relias Dysrhythmia Basic Test Answers| Answers Key 2023 Dysrhythmia – Basic A (Study Guide)( A+ GRADED 100% VERIFIED)
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Relias Dysrhythmia Basic Test Answers| Answers Key 2023 Dysrhythmia – Basic A (Study Guide)( A+ GRADED 100% VERIFIED) 
Name this rhythm. 
What do you treat with and why? 
What do you treat with if prolonged and patient is symptomatic? 
 
Name this rhythm. 
What is the only problem with this rhythm? 
What is the best treatment? 
 
Name this rhythm. 
What is the best way to treat? 
What else do you treat? 
How is the R-R interval? 
Are P waves normal or abnormal? 
What are you worried abou...
![MAT1510 Assignment 2 (COMPLETE ANSWERS) 2024 (186115) - DUE 31 May 2024](/docpics/5465510/6656207a44218_5465510_121_171.jpeg)
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MAT1510 Assignment 2 (COMPLETE ANSWERS) 2024 (186115) - DUE 31 May 2024
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MAT1510 Assignment 2 
(COMPLETE ANSWERS) 2024 
(186115) - DUE 31 May 2024...Detailed work, solutions, memos, notes, and explanations.... ASSIGNMENT 02 Due date: Friday, 31 May 2024 Total Marks: 100 UNIQUE ASSIGNMENT NUMBER: 186115 ONLY FOR YEAR MODULE This assignment covers chapter 2 of the prescribed book as well as the study guide DO NOT USE A CALCULATOR. Question 1: 13 Marks Determine whether the statement is true or false. If it is true, explain why. If it is false, explain why or give an ex...
![EKG NHA STUDY GUIDE-A+ Rated](/docpics/3062993/64b0bf6446a3d_3062993_121_171.jpeg)
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EKG NHA STUDY GUIDE-A+ Rated
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EKG NHA STUDY GUIDE-A+ Rated 
An EKG technician is performing posterior 12-lead EKG for a patient. Which of 
the following leads should the technician place along the paraspinous border? 
Lead V9 
An EKG technician is preparing to perform an exercise stress test on a patient. 
Which of the following findings in a patient's medical history would prevent the 
patient from participating in an exercise stress test? 
Congestive heart failure 
An EKG technician should recognize that which of the f...
![Baylor Scott & White EKG test with Correct Answers Graded A+](/docpics/3720240/653e4513254b8_3720240_121_171.jpeg)
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Baylor Scott & White EKG test with Correct Answers Graded A+
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Baylor Scott & White EKG test with Correct Answers Graded A+ 
 
v fib, v tach, asystole, PEA, idioventricular, 2nd degree T2, complete heart block 
what are the 7 lethal rhythms? 
P-R interval 
#4 
NSR (Normal Sinus Rhythm) 
Sinus bradycardia 
<60bpm, TX: pacing, atropine, treat reversible causes 
Sinus tachycardia 
>100-<160, TX: identify and tx underlying cause 
sinus arrest 
PACs 
looks like sinus arrest, TX: underlying cause, P waves are different 
atrial flutter 
P waves sawtooth, ...
![Cardiac Dysrhythmias Part 2 Questions With Complete Solutions](/docpics/3692452/6538da0f2b0f2_3692452_121_171.jpeg)
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Cardiac Dysrhythmias Part 2 Questions With Complete Solutions
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Describe treatment of dysrhythmias correct answer: To determine if treatment is necessary, assess the patient. Then ask the following questions: 
Is he or she experiencing signs and symptoms of decreased cardiac output? 
Is the dysrhythmia potentially life threatening? 
If the answer to either of these questions is yes, the patient will need to treatment for the dysrhythmia. 
 
 
***WE WILL DISCUSS TREATMENTS OF DYSRHYTHMIAS BASED UPON CURRENT ACLS TREATMENT ALGORITHMS 
CLINICAL MANIFESTATIONS ...
![Prophecy EKG Exam With 100% Correct Answers 2023](/docpics/6411cd1584144_2475273.jpg)
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Prophecy EKG Exam With 100% Correct Answers 2023
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Prophecy EKG Exam With 100% Correct 
Answers 2023 
Normal sinus rhythm - Correct Answer-Regular 
Rate: 60-100 
P Wave: Present, upright 
PR Interval: 0.12-0.20 sec 
QRS: <0.12 sec 
Sinus Bradycardia - Correct Answer-Regular 
Rate: <60 
P Wave: Present, upright 
PR Interval: 0.12-0.20 sec 
QRS: <0.12 sec 
Sinus Tachycardia - Correct Answer-Regular 
Rate: 100-150 
P Wave: Present, upright 
PR Interval: 0.12-0.20 sec 
QRS: <0.12 sec 
Premature Atrial Contraction - Correct Answer-IRREGUL...
![CASAL II OA LATEST 2023 WITH CORRECT SOLUTIONS](/docpics/63f4c5b948d01_2395050.jpg)
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CASAL II OA LATEST 2023 WITH CORRECT SOLUTIONS
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SA node correct answers pacemaker, 60-100bpm,Depolarization R atria, p wave, 
 
AV node correct answers Gatekeeper, intraseptal, Allows delay for blood so no back up, 40-60 bpm 
 
Bundle of His correct answers Intraventricular, 40-60bpm, sends to purkinje fibers for ventricular depolarization 
 
L and R bundle branches correct answers 20-40bpm, 
 
Purkinje fibers correct answers 20-40bpm, ventricular depolarization (QRS) complex 
 
Preload correct answers LVEDP determined by LVEDV 
 
Afterload c...
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