EKG Questions and Answers with Verified Solutions

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EKG Questions and Answers with Verified Solutions what is the corrected adjusted standardization mark on EKG? ✔✔10mm per second what is standardization paper speed? ✔✔25 mm per second In lead 1 activity of the heart is being measured from where to where? ✔✔right arm to left arm what part of the EKG show ventricular depolarization? ✔✔QRS complex where is V 2 located? ✔✔the 4th intercostal space on the sternum If the SA node stop working, what will take its place? ✔✔The AV node etc Electrical stimulation of the ventricular tissue take place where? ✔✔The purkinje fibers AVR, AVL, AND AVF leads are called what? ✔✔Augmented leads What is am exercise for the EKG test? ✔✔stress test what is it called when one machine matches another EKG machine? ✔✔standardization discharged of electrical energy is called? ✔✔depolarization ECG paper is supposed to be ✔✔heat sensitive and pressure sensitive ECG consists of how many leads? ✔✔12 Leads I, II & III are called your ✔✔standard leads what is a holter monitor used for? ✔✔it used to monitor arrhythmias, electrolytes imbalance, cardiac medication, to check up on a previous heart attack, and to check if the SA node is functional. when preparing a patient for a holter monitor, what do you do? ✔✔tell then to keep a diary of every activity they have taken part in that could increase their heart rate precordial leads include which leads? ✔✔V1-V6, chest leads (V leads) which wave is the first wave of the cardiac cycle? ✔✔the P Wave what is the most common medical term for MI(myocardiac infarction)? ✔✔A HEART ATTACK QRS complex represents what? ✔✔depolorization if a patient had an ampulation where would you put the electrode? ✔✔near the amputation site rhythm strip is usually ✔✔lead II Which wave represents repolorization? ✔✔T-Wave (Resting) A ventricular arrhythmia ✔✔is the most dangerous pacemaker of the heart is ✔✔SA NODE anything other than a normal EKG is known as what? ✔✔Arrhythmia What is the condition where you have a rapid heartbeat? ✔✔tachycardia what is an EKG or ECG? ✔✔electrocardiogram the flat horizontal line the separates your waves is known as what? ✔✔baseline device on the skin that picks up electrical impulses? ✔✔electrodes (censors) what are artifacts? ✔✔interference cardiac test ✔✔is your exercise test what is an EKG within normal limits ✔✔normal sinus rhythm (NSR) Augmented leads are ✔✔uni-polar leads the shift from the EKG baseline is what? ✔✔a wondering baseline One heart beat is what? ✔✔a cardiac cycle electrical interference that looks like small spice? ✔✔alternating current when the SA node is unable to perform ✔✔the pacemaker 3 or more PVC's with a heart rate exceeding 100 beats per minute? ✔✔tachycardia -ventricular the line that separates waves ✔✔baseline a small upward curve that occasional follows the EKG? ✔✔U WAVE The heated device that records activity on heat sensitive paper ✔✔stylus poor blood supply to body tissue ✔✔ischemia the condition in which an electrical impulse in the atria starts before the next heart beat? ✔✔PAC-Premature Atrial Contraction the device that magnifies the heart electrical impulse? ✔✔amplifier polarization ✔✔ready depolorization ✔✔action repolorization ✔✔resting

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