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| diagnosis, rhythm and rate, check for problems with flow of electricity through heart, check for abnormalities before surgery |
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| Reasons for performing an ECG |
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| You are talking with a co-worker in the reception area about how Dr. Heart really "doesn't know" a lot about treatment for heart disease even though he treats patients with heart disease. This is considered to be |
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| Emergency rooms, hospitals, doctors offices clinics |
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| ECG tracings can be performed for a variety of reasons and on different types of equipment. In what type of area may ECGs be performed? |
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| A patient states "I don"t want to be shocked with the electricity" while you are setting up a Holter monitor. Your best response is |
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| The electrocardiogram is a study of the |
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| Telemetry monitoring is what kind of usage for ECG? |
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| Leaving the patient's chart in a full waiting room while you help someone to the exam room could be considered |
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| The valves located in the heart are important because |
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| The normal QRS duration is |
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| The "lubb" and dupp" sounds you hear are made by |
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| `The QRS complex represents |
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| Blood returns to the heart via veins. the largest vein is the |
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| Conduct impluses from down both sides using the interventricular septum |
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| The function of the bundle branch wystem is |
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| From the SA node to the AV node |
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Definition
| The PR interval represents the time it takes the electrical current to travel |
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| 60 to 100 beats per minute |
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Definition
| The SA node will send and electrical impulse at a rate of |
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| provides time for additional blood to travel, a backup |
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| The AV node has several important qualities that help the heart function effectively. All of these are qualities of the AV node |
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Definition
| Depolarization of the cells causes the heart muscle to |
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| records electrical activity in the heart |
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| The signal processing, occurs inside the ECG machine, and it; |
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| If current moves away from the positive electrode on an ECG, the ECG waveform will have a deflection |
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| Unipolar leads include all the lead types except |
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| In order to be able to interpret the information,the information, the ECG machine will the recoding in augmented leads |
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| The 12-lead machine will record a strip 3 to 6 feet long showing all 12 leads individually. This type of ECG machine is known as |
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| Often it is difficult to read the ECG tracing when the rate is fast. Where should you set the speed control rate to be able to interpret the ECG tracing more easily? |
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Definition
| To obtain a 12-lead ECG tracing, you must apply how many electrodes to the patient |
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| What is the most commonly used standard speed rate for ECG machines? |
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| The ECG graph paper consists of time horizontally and voltage vertically. What is the time and voltage represented with 1 large box? |
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| As you are conducting a 12-lead ECG. a red line appears at the bottom of your ECG graph paper. What does this mean? |
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| Each little box on the ECG paper horizontally represents |
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| Identify the methods to calculate heart rate. |
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| Electrical safety is maintained while performing an ECG by all of the following except: |
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| Right side of sternum and the 5th ICS |
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Definition
| Electrical safety is maintained while performing an ECG by all of the following except: |
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| While working in a hospital or acute care facility, you are recording an ECG on a patient as ordered by physician. How many copies do you need to make? |
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| A single-channel ECG machine was used to record a 12-lead ECG on MR. Smith, and now you need to mount the ECG tracing. What steps must you take? |
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| YOu notice that on leads I and III there is alternating current interference on the ECG tracing. Evaluating the strip, you determine which electrode lead is the potential source of interference or direction. It is the |
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| Clean, wrap cords properly, assist patient |
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Definition
| After completion of the ECG procedure, what are the ECG technician's responsibilities? |
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| The following chest leads are placed on the chest with definite locations specified: |
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| All leads in right area's, check patient's Id, explain procedure safety from open wounds |
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| Before operating the ECG machine, make sure that you have done all of the following |
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| You are recording an ECG tracing on a female patient who has had a mastectomy. Your responsibilities include: |
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| Sinus bradycardia (SB)has the same criteria as sinus rhythm with the only difference being that the |
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| The normal range of the PR interval is |
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| All of the following rhythms usually find the patient in situations requiring immediate emergency interventions except |
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| Observe low cardiac output and report |
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Definition
| You responsibilities to care for a patient with complete heart block |
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Definition
| Bundle branch block rhythm often has similarities to a sinus complex, with the distinguishing criteria of |
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| ventricular repolarization contract |
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Definition
| QRS duration measurement is essential to determine the time it takes for |
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| The ECG complexes are determined to occur in a regular pattern.What method do you use to best calculate the heart rate? |
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| Discussing confidential information in the cafeteria regarding a patient is not considered a legal or ethical problem. |
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| An inaccurate 12-lead ECG tracing doesn't influence the patient's care or treatment. |
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| Symptom-baxed transtelephonic requires the patient to turn on the monitor when he/she is experiencing symptoms. |
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| An ECG technician is required to follow safety and infection control guidelines at all times when working in a health care facility and performing an ECG. |
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