EKG Questions

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