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Where does the transmission of electrical impulses in the heart begin?


A) AV node
B) Purkinje fibers
C) Bundle of His
D) Bundle branches
E) SA node

F) B) and E)
G) C) and D)

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In ________ echocardiography, an ultrasound transducer is moved around the patient's chest or abdomen to produce heart images.

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How do you prepare patients for spirometry?


A) Tell them to wear tight clothing
B) Have them stand for the test
C) Have them wear a nose clip
D) Have them bite down on the mouthpiece
E) Have them eat a light meal immediately before the test

F) B) and C)
G) A) and B)

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Which of the following is a pen-like instrument that records impulse movement on the ECG paper?


A) Electrode
B) Stylus
C) Lead
D) Deflection
E) Probe

F) C) and D)
G) B) and D)

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Which communication would alleviate a patient's anxiety about having an electrocardiography?


A) Tell the patient that the procedure will last 1 hour
B) Explain to the patient that a small amount of electricity passes through the body
C) Describe to the patient what disease or abnormality the physician is looking for
D) Encourage the patient to ask questions and verbalize her concerns
E) Tell the patient that although ECGs are unpleasant, they are necessary

F) C) and E)
G) D) and E)

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Which of the following measures the patient's response to a constant or increasing workload?


A) Holter monitor test
B) Exercise ECG
C) resting ECG
D) Ultrasound
E) Peak expiratory flow rate

F) B) and C)
G) A) and B)

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This arrhythmia is ________.

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ventricula...

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The electrical impulses responsible for the cardiac cycle that appear on an electrocardiogram as peaks and valleys are called ____.


A) electrodes
B) styluses
C) leads
D) deflections
E) probes

F) B) and E)
G) D) and E)

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A licensed practitioner will order a(n) ________ function test to evaluate a patient's lung volume and capacity.

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When using pulse oximetry long-term, you should move the sensor to a new site every ____.


A) 4 hours
B) 2 hours
C) 6 hours
D) 12 hours
E) 24 hours

F) None of the above
G) C) and D)

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When pressed, which of the following should cause the stylus to move up 10mm (10 small squares) and remain there for 0.08 second (2 small squares or 2 mm) ?


A) Speed selector
B) Standardization control
C) Centering control
D) Sensitivity control
E) Stylus temperature control

F) None of the above
G) All of the above

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The peak flow zone that requires immediate medical treatment is the ____.


A) green zone
B) yellow zone
C) red zone
D) blue zone
E) orange zone

F) All of the above
G) A) and B)

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The different views recorded on an electrocardiogram that are produced by the electrical activity of the heart are ____.


A) leads
B) stylus
C) electrodes
D) deflections
E) probes

F) All of the above
G) B) and E)

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Which of these is a component of an acceptable maneuver for spirometry?


A) Slow and easy start
B) Variable flow
C) Coughing
D) Quick, light breath
E) Minimum of 6 seconds

F) B) and C)
G) B) and E)

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Electrical impulse sensors used to obtain an electrocardiogram are called ____.


A) leads
B) styluses
C) electrodes
D) artifacts
E) probes

F) B) and C)
G) D) and E)

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Irregularities in heart rhythm are called _______, also known as arrhythmias.

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  -What is the arrhythmia pictured here? A)  Atrial fibrillation B)  PVCs C)  Ventricular fibrillation D)  Bundle branch block E)  Cardiac arrest -What is the arrhythmia pictured here?


A) Atrial fibrillation
B) PVCs
C) Ventricular fibrillation
D) Bundle branch block
E) Cardiac arrest

F) B) and D)
G) C) and E)

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The dysrhythmia in which P waves cannot be identified because of rapid multiple electrical signals that fire from areas of the atria other than the SA node is known as ____.


A) atrial fibrillation
B) PVCs
C) ventricular fibrillation
D) bundle branch block
E) ventricular tachycardia

F) C) and D)
G) A) and E)

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If a patient is uncomfortable lying flat on the examining table for an ECG test, he can be placed in the ____.


A) prone position
B) supine position
C) Fowler's position
D) Sims' position
E) proctologic position

F) A) and B)
G) None of the above

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Which precordial electrode is located by counting to the fourth intercostal space to the right of the sternum?


A) V1
B) V2
C) V3
D) V4
E) V6

F) None of the above
G) A) and E)

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