EKG Final
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| show | Willem Einthoven.
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| show | PR interval.
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| Which of the following serves as the pacemaker in a normal heart? | show 🗑
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| show | protect the patient from injury.
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| Which sinus rhythm has a rate of more than 100 beats per minute? | show 🗑
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| Blood returns to the heart via the veins. The largest vein is the: | show 🗑
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| A condition in which the patient loses consciousness or faints is known as | show 🗑
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| A "stat" ECG is done | show 🗑
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| show | 0.20 second and 0.5 mV
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| An ECG monitor technician's main responsibility is to: | show 🗑
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| What does the electrocardiogram or ECG detect? | show 🗑
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| What does the term "Code Blue" mean when used in a hospital setting? | show 🗑
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| The outermost layer of the heart is the: | show 🗑
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| The term tachycardia means: | show 🗑
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| show | atrioventricular (AV) valves
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| The PR interval is measured from the: | show 🗑
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| For the proper placement of V3, you must have placed which other two leads on the patient's chest? | show 🗑
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| The ECG waveform is indicative of: | show 🗑
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| show | MI.
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| show | 25 mm/sec.
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| show | Normal sinus rhythm
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| show | asystole.
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| Sinus bradycardia has almost the same criteria as normal sinus rhythm; the only difference is that the: | show 🗑
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| Which of these tests is least likely done in a doctor's office? | show 🗑
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| show | standards of behavior and concepts of right and wrong.
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| What symptom do patients with sinus tachycardia often complain of? | show 🗑
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| show | telemetry monitoring.
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| show | must be validated by a physician.
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| show | diastole.
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| Which heart rate method is the most accurate with regular rhythms? | show 🗑
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| What is the number one cause of death in the United States? | show 🗑
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| Which rib is located next to the angle of Louis? | show 🗑
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| Procedures that are used with all patients to prevent the spread of infection are: | show 🗑
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| show | ischemia.
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| show | 60 to 100 bpm
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| The heart is divided into four chambers. The top chambers are the: | show 🗑
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| What must you always check prior to performing any procedure on a patient? | show 🗑
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| show | 43 bpm
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| show | both illegal and unethical.
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| The Einthoven triangle is formed by the following three limb leads: | show 🗑
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| show | Abdomen
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| show | The electrical activity of the heart
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| The heart is divided into four chambers. The bottom chambers are the: | show 🗑
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| Which of the following conditions may result in sinus exit block? | show 🗑
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| show | a physician order for the test.
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| An electrocardiograph is a(n): | show 🗑
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| show | 40 bpm
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| Which anatomical landmark starts in the middle of the axilla and runs down the side of the chest? | show 🗑
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| Slander is an illegal and unethical act and is defined as: | show 🗑
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| Which of these tasks does not necessarily need to be done before operating the ECG machine? | show 🗑
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| What does a pathologic Q wave indicate? | show 🗑
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| Which of the following are indicators of myocardial injury? | show 🗑
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| show | 40 to 60 bpm
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| show | V1 and V2
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| What is the term for an abnormal thickening of the ventricular wall due to chronic pressure overload that is often caused by hypertension? | show 🗑
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| Which leads view the inferior wall of the left ventricle? | show 🗑
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| show | Myocardial ischemia
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| When determining the electrical axis, which portion of the ECG tracing should you focus on? | show 🗑
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| show | Leads I and aVF
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| show | Myocardial infarction
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| If a patient has left ventricular hypertrophy, what type of axis deviation will be seen? | show 🗑
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| To determine the presence of left ventricular hypertrophy, which leads should you refer to? | show 🗑
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| Leads V3 and V4 view which coronary artery and branch? | show 🗑
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| What is the term for a fast, "fluttering" heartbeat sensation felt by a patient? | show 🗑
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| show | 35 mm
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| show | Normal sinus rhythm
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| show | Slower than normal
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| What is the difference between accelerated junctional rhythm and junctional tachycardia? | show 🗑
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| Junctional rhythms occur because the electrical impulse comes from the AV junction instead of the ________. | show 🗑
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| A standard 12-lead ECG focuses directly on which portion of the heart? | show 🗑
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| show | Right bundle branch block
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| show | evidence of P waves and QRS complexes that measure 0.12 second or more
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| show | QRS duration
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| You observe a wide QRS complex in lead II. Which lead should you check to evaluate the location of the bundle branch block? | show 🗑
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| show | Lead V1
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| A patient’s dysrhythmia originates from above the ventricles and you notice QRS complexes on the ECG tracing measuring 0.12 second or greater. What could be the cause of this abnormal morphology? | show 🗑
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| show | Bundle branch block
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| show | It occurs when the bundle branches fail to conduct impulses.
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| What rhythm is shown in this ECG tracing? | show 🗑
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| show | C.
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| Where can right and left bundle branch blocks be differentiated? | show 🗑
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| How is a right bundle branch block (RBBB) distinguished from a left bundle branch block (LBBB)? | show 🗑
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| Bundle branch block rhythm is similar to a sinus rhythm but has what distinguishing characteristic? | show 🗑
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| You are about to perform an ECG on a patient known to have sinus tachycardia with right bundle branch block. Which of the following signs and symptoms would you be likely to find in this patient? | show 🗑
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| show | Patient’s underlying rhythm
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| What happens when one or both of the ventricular pathways are not functioning properly due to damage or a delay from cardiac disease, drugs, or other conditions? | show 🗑
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| You have run a 12-lead ECG on Mrs. Simmons. In lead V1, you notice that the QRS is positive and has a “bunny ears” appearance. What does Mrs. Simmons most likely have? | show 🗑
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| In a right bundle branch block (RBBB), how does the QRS appear? | show 🗑
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| show | 0.12 seconds or greater
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| show | V1
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| show | It mimics the normal cardiac conduction system and allows the atria to contract completely before the ventricles to allow for an atrial kick.
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| show | Angioplasty
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| show | Atriobiventricular pacemaker
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| Which of the following memory tools is useful for gathering information regarding pain a patient is experiencing? | show 🗑
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| Which pacemaker rhythm does not have a pacing spike before P waves? | show 🗑
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| What type of pacemaker is evident in this ECG tracing? | show 🗑
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| When is an atrial pacemaker used alone? | show 🗑
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| show | Right ventricular heart failure
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| show | Check the chart or order.
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| show | Tunica adventitia
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| If the electronic pacemaker is set to 72 bpm and the AV node is firing at 58 bpm, what is the patient’s heart rate? | show 🗑
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| Which term indicates the mark on an ECG tracing that represents the stimulation of electrical current from the pacemaker generator? | show 🗑
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| show | When conduction in the ventricles is not working properly, so the ventricles must be stimulated to contract
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| Which of the following is not a sign of unstable angina? | show 🗑
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| show | Pulmonary edema
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| The mnemonic O-P-Q-R-S-T helps health care professionals remember the questions to ask when evaluating which of the following? | show 🗑
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| show | Atrial pacemaker set at 71 bpm
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| show | Ventricular pacemaker rhythm
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| show | help reduce signals caused by muscle movements
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| show | Tunica intima
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| show | is the normally very smooth that is, prone to disruption when atherosclerotic plaque is ruptured and peels away the layer, whereby chemicals are released into the bloodstream causing the platelets to stick together and to the site of injury, forming a clo
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| What is the name of the innermost layer of an artery? | show 🗑
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| Which major coronary artery supplies blood to both ventricles? | show 🗑
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| show | twice
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| According to the American College of Cardiology and the American Heart Association, the percentage of patients with myocardial infarction that will present with ST segment elevation MI (STEMI) is between: | show 🗑
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| Which of the following statements regarding NSTEMI is incorrect? | show 🗑
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| show | STEMI, NSTEMI, and unstable angina
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| show | 75%–80%
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| What percentage of patients may present with NSTEMI? | show 🗑
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| show | if the individual has been experiencing swelling in his or her legs/ankles.
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| show | cor pulmonale.
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| 2. A buildup of fluid in the liver due to venous congestion is termed: | show 🗑
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| 3. A buildup of fluid due to venous congestion that accumulates in the distal extremities is termed: | show 🗑
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| 5. A medication that is prescribed to increase the force of the heart's contraction and at the same time slow the heart rate is a/an: | show 🗑
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| show | right-ventricular failure
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| show | right-sided heart failure.
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| show | Coronary angiography
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| show | increase efficiency and present a more logical flow to patient care
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| show | relax, decrease
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| show | Cardiac catheterization
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| show | looks like a cell phone and is strapped around the waist or shoulder.
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| Which of the following is not a reason for using ambulatory monitoring? | show 🗑
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| Mr. Jones will be attached to a loop-memory monitor. How long will he have the monitor in place? | show 🗑
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| Ms. Buckwalter is attached to a real-time telemetry monitor. What does this mean? | show 🗑
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| show | 24 to 48 hours.
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| show | Run your finger around the edge of each electrode.
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| What is the last thing you should do before having the patient put on his or her shirt during ambulatory monitoring? | show 🗑
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| What is the first thing you should do after removing a patient's ambulatory monitor? | show 🗑
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| show | Exercise electrocardiography
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| show | 1
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| show | Women produce more fatty cells during their child-bearing years that can put them more at risk of developing cardiac problems in later years.
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| show | It instantly presents the "classic" signs and symptoms of MI.
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| show | myocardial infarction.
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| __________ occurs when there is a reduction or interruption in blood flow and oxygen to the myocardium for a short period of time. | show 🗑
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| show | It indicates tissue death and is defined as measuring 0.04 second and/or greater than or equal to one-third the height of the R wave in that lead tracing.
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| show | anterolateral wall MI
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| show | 2
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| show | Right main and right acute marginal branch
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| show | Left main and septal
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| show | Left main and circumflex artery
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| Which major coronary artery and vessel supply the anterior wall of the left ventricle? | show 🗑
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| show | ST segment depression and T wave inversion.
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| Signs of myocardial injury may include | show 🗑
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| Which of the following is the most common sign on a 12-lead ECG that an infarction has occurred? | show 🗑
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| show | I and aVF
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| When determining axis deviation, if lead I and lead aVF both have predominantly positive QRS complexes, the patient has | show 🗑
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| When determining axis deviation, if the QRS complex in lead I is predominantly negative and the QRS in lead aVF is predominantly positive, the patient has | show 🗑
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| When determining axis deviation, if lead I and lead aVF both have predominantly negative QRS complexes, the patient has | show 🗑
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| When determining axis deviation, if the QRS complex in lead I is predominantly positive and the QRS in lead aVF is predominantly negative, the patient has | show 🗑
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