NHA CET/NHA EKG Exam Bundle (Graded A)

Which of the following EKG machine functions should an EKG technician use to control and regulate the height of EKG waveforms on the tracing? a. Speed b. Output display c. Artifact filter d. Gain - Answer- d. Gain Which of the following methods should a EKG technician use when removing hair f...

What is the primary pacemaker? - Answer- SA Node What is a more medically correct term for the clotting of an artery? - Answer- Occlusion When the Atria depolarize (or contract), what is shown on the EKG tracing? - Answer- P wave An irregular heartbeat that is common among children is calle...

A patient tells the EKG technician he underwent coronary artery bypass grafting two years ago. This is an example of which of the following types of history? - Answer- Surgical Which of the following is the expected range for an adult's resting heart rate? - Answer- 60 to 100 bpm Which of the...

Explain V1 - Answer- Red, Placed 4th intercostal space, right of sternum Explain V2 - Answer- YELLOW, Placed on the 4th intercostal space, left of the sternum. Explain V3 - Answer- Green, Placed midway between V2 and V4 Explain: V4 - Answer- Brown/ Blue, placed on the 5th intercostal space ...

Heart - Answer- Hollow muscular organ located in the thoracic cavity between the lungs just behind the sternum Name and describe the innermost layer of the heart - Answer- Endocardium Inner lining that folds back on itself to form four valves Provides conduction system Name and describe the ...

Which of the following arteries is the best location for an EKG technician to use to measure the heart rate for an adult patient following an exercise stress test? - Answer- radial An EKG technician is performing an exercise stress test for a patient. For which of the following finding should the...

Where would you place electrodes on a patient with a left leg amputation? - Answer- torso, trunk You notice small waves on the ECG, what could you do? - Answer- increase size by increasing the gain The Angle of Louis reflects the location of the? - Answer- 2nd rib A patient with a wide QRS ...

Which of the following leads look at the interventricular septum? - Answer- V1 and V2 A CET observes varying R-R invervals on a 2-year-old patient's EKG. Which of the following statements made by the CET would be correct? - Answer- "The irregularity is normal and is a result of respiration." ...

Identifying the patient - Answer- The Joint Commission mandates using two identifiers to verify each patient's identity before performing any procedure. Ask the patient to state at least two of the following acceptable identifiers: the patient's full name, date of birth, home address, telephone nu...

After completing a standard 12 lead EKG which of the following action should an EKG technician take next - Answer- Check that the tracing is free from artifact then disconnect patient from the machine A serial EKG tracing shows a rhythm that does not match the lasting tracing that the EKG technic...

which of the following action should in the EKG technician take when preparing a patient for a standard 12-lead EKG? - Answer- have the patient remove any jewelry. while performing a standard 12-lead EKG, an EKG technician notices that none of the leads are giving a reading, which of the followin...

The presence of which of the following on an EKG tracing can indicate a previous myocardial infarction (MI)? - Answer- Pathologic Q waves An EKG technician is reviewing EKG tracings of a patient who has ventricular hypertrophy (enlarged ventricle). Which of the following findings should the techn...

The patient is hyperventilating during a stress test which action should take first A. Administer Oxygen B. Stop the test C. Check respiratory rate D. Slow down the test - Answer- C. Check respiratory rate A patient wears a cardiac monitor at home which indicates understanding of patient in...

layer of heart where conduction system is at, innermost later - Answer- endocardium muscular, middle, contracting layer of heart - Answer- myocardium same as visceral layer, outermost layer - Answer- epicardium prevents friction as the heart beats, between visceral and parietal portions of ...