{"id":109613,"date":"2023-07-24T18:21:25","date_gmt":"2023-07-24T18:21:25","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=109613"},"modified":"2023-07-24T18:21:28","modified_gmt":"2023-07-24T18:21:28","slug":"echelon-quiz-questions-and-answers-2022-2023-with-complete-solutions","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2023\/07\/24\/echelon-quiz-questions-and-answers-2022-2023-with-complete-solutions\/","title":{"rendered":"Echelon quiz questions and answers 2022\/2023 with complete solutions"},"content":{"rendered":"\n

When the sympathetic nerve fibers are stimulated, the heart rate is __<\/strong><\/em><\/strong>.
elevated<\/p>\n\n\n\n

Electrode location sites should be rotated ___<\/em><\/strong><\/em><\/strong> or when the pt is sweaty or has had a bath.
q24h<\/p>\n\n\n\n

What method is used to calculate atrial and ventricular rate for irregular rhythms?
6 second rule<\/p>\n\n\n\n

T or F: The qrs complex in MCL1 can be negative and still be normal.
T<\/p>\n\n\n\n

A wave form is a movement __<\/em><\/strong><\/em><\/strong> the isoelectric line in either a positive or negative direction.
away from<\/p>\n\n\n\n

Lead II is helpful in detecting\u2026.
sinus node and atrial arrhythmias<\/p>\n\n\n\n

What affects preload: volume in the veins, pressure in the arteries or ventricles, or volume of blood in the ventricles?
volume in the veins<\/p>\n\n\n\n

Along with Lead II, lead III is most helpful in monitoring changes in what part of the heart?
Inferior wall MI<\/p>\n\n\n\n

What are the best areas to place electrodes?
on soft tissue<\/p>\n\n\n\n

The ekg produces an upright pattern on the paper in response to electrical activity in the heart flowing towards a
positive electrode<\/p>\n\n\n\n

The QT interval represents
total ventricular activity<\/p>\n\n\n\n

What are the AV valves?
mitral and tricuspid<\/p>\n\n\n\n

What part of the EKG reflects the refractory period?
The QRS to the peak of the T wave<\/p>\n\n\n\n

5 large EKG strip boxes totals how much time?
1 second<\/p>\n\n\n\n

The PRI is considered abnormal or prolonged if it is<\/p>\n\n\n\n

\n

0.20 secs<\/p>\n<\/blockquote>\n\n\n\n

What is the most common cause for an alarm sounding?
a loose lead wire<\/p>\n\n\n\n

Which lead is the most useful for routine monitoring and monitoring the sinus node?
Lead II<\/p>\n\n\n\n

Which lead is helpful in monitoring atrial rhythms and hemiblocks?
Lead I<\/p>\n\n\n\n

What is the normal measurement of a QRS complex?
0.04-0.10<\/p>\n\n\n\n

What are EKG artifacts?
false cardiac waveforms<\/p>\n\n\n\n

What is the first step in preparing a pt for an EKG?
reassuring the pt and maintaining privacy<\/p>\n\n\n\n

What are the factors that impact afterload?
arterial contractility, pressure, and resistance<\/p>\n\n\n\n

What is released when the parasympathetic nerve fibers are stimulated?
acetylcholine<\/p>\n\n\n\n

Which lead is helpful in assessing bundle branch defects and confirming pacemaker wire placement?
MCL1<\/p>\n\n\n\n

Normal Sinus rhythm has a HR of
60-100<\/p>\n\n\n\n

Afib, Aflutter, and __<\/strong><\/em><\/strong> are examples of SVT
junctional tachycardia<\/p>\n\n\n\n

What rhythm shows a normal rate, normal QRS and PRI durations, and an absent beat or beats?
sinus pause<\/p>\n\n\n\n

What wave might not be visible if the pt presents w\/ sinus tachycardia?
t wave<\/p>\n\n\n\n

In sinus arrhythmia, which interval remains regular
PRI<\/p>\n\n\n\n

What is the most common type of rhythm in SVT?
paroxysmal SVT<\/p>\n\n\n\n

You would not see a normal ___<\/em><\/strong><\/em><\/strong> interval on an EKG strip with SVT.
PR<\/p>\n\n\n\n

When you have a regular atrial and ventricular rhythm and a normal QRS and PRI and the atrial and ventricular rate is between 100-150 bpm, this rhythm would be ID’d as
sinus tachycardia<\/p>\n\n\n\n

What is the appropriate tx for a stable pt with afib and a controlled ventricular response?
admin anticoagulants and antiarrhythmics<\/p>\n\n\n\n

What is the heart’s electrical activity dominated by?
the sa node<\/p>\n\n\n\n

In sinus bradycardia, the atrial and ventricular rate is
40-60 bpm<\/p>\n\n\n\n

A pt is ID’d as having an uncontrolled ventricular rate when aflutter is accompanied by a ventricular rate ____<\/em><\/strong><\/em><\/strong><\/p>\n\n\n\n

\n

100<\/p>\n<\/blockquote>\n\n\n\n

What rhythm is initiated by the SA node and transmitted through the atria, AV junction, bundle branches, and purkinje fibers?
Sinus<\/p>\n\n\n\n

Sinus tachycardia is defined as sinus rhythm at a rate of
100-150 bpm<\/p>\n\n\n\n

When atropine is ineffective for sinus bradycardia, what would be your next intervention?
transcutaneous pacing<\/p>\n\n\n\n

What is one of the primary concerns for a pt presenting w\/ afib?
Controlling the ventricular rate<\/p>\n\n\n\n

To be ID’d as accelerated junctional rhythm, the ventricular rate must reach ____<\/em><\/strong><\/em><\/strong>
60-100 bpm<\/p>\n\n\n\n

The criteria for ID’ing a rhythm as SVT includes
a very rapid ventricular rate
a QRS complex within normal limits<\/p>\n\n\n\n

What is the one EKG characteristic where normal sinus rhythm differs from sinus arrhythmia?
The distance between the Ps and the Rs<\/p>\n\n\n\n

What is the key identifier for a PAC?
an early P wave<\/p>\n\n\n\n

From what pacemaker site do junctional rhythms originate?
the AV node<\/p>\n\n\n\n

The sudden onset or cessation of an arrhythmia is called
paroxysmal<\/p>\n\n\n\n

What are the possible tx options for a stable symptomatic patient with junctional tachycardia?
Admin adenosine, O2, ensure IV access<\/p>\n\n\n\n

A PJC would not display which EKG characteristic?
a wide QRS > 0.10 secs<\/p>\n\n\n\n

T or F: Any ectopy should be cause for concern in healthy people
F<\/p>\n\n\n\n

A way to determine if you are looking at a junctional or atrial rhythm is to look at the __<\/em><\/strong> wave
P<\/p>\n\n\n\n

T or F: PACs need to be counted in the underlying rhythm.
F<\/p>\n\n\n\n

What is the name of the rhythm with an atrial rate of 250 bpm , a non measurable PRI, and a ventricular rate of 120 bpm?
Aflutter with uncontrolled ventricular rate<\/p>\n\n\n\n

What arrhythmia are you more likely to see in infants, children, the elderly, and patients on mechanical ventilation?
sinus arrhythmia<\/p>\n\n\n\n

What med is the first line tx for symptomatic SVT?
adenosine<\/p>\n\n\n\n

What would a premature beat that starts in the atria and follows an abnormal pathway through the ventricles be called?
an aberrantly conducted PAC<\/p>\n","protected":false},"excerpt":{"rendered":"

When the sympathetic nerve fibers are stimulated, the heart rate is __.elevated Electrode location sites should be rotated ___ or when the pt is sweaty or has had a bath.q24h What method is used to calculate atrial and ventricular rate for irregular rhythms?6 second rule T or F: The qrs complex in MCL1 can be […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[],"tags":[],"class_list":["post-109613","post","type-post","status-publish","format-standard","hentry"],"_links":{"self":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/109613","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/comments?post=109613"}],"version-history":[{"count":0,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/109613\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/media?parent=109613"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/categories?post=109613"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/tags?post=109613"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}