CERTIFIED EKG TECHNICIAN (CET) PRACTICE TEST 2.0 A|2023 LATEST UPDATE|GUARANTEED SUCCESS

when should the assistant reduce the speed to 50mm/ second? when a patient has a fast heart rate when are 10mm/ second and 5mm/second used? for patients that have slow heart rates During a 5-lead EKG, lead 2 and 3 are not yielding a reading, what limbs should the technician check? left leg what describes a pulse oximetry of 88% hypoxemia a thin spike before the P wave indicates that a pacemaker has been implanted to pace what? atria which locations is used for a patient's apical pulse? between the fifth and sixth ribs, at the left midclavicular line if having trouble visualizing the patients chest movement, what actions should the technician take to obtain an accurate respiratory rate for the patient? place a hand on the middle of the patients back to count the respirations what intervals should be used to determine the regularity of ventricular depolarization? R-R wave interval when placing electrodes on the patients for telemetry, what locations should an EKG technician place the ground electrode? on the right lower leg what findings should indicate to the technician that the patient is experiencing an adverse reaction? report of tingling sensations in the lower extremities an EKG technician notices an accelerated idioventricular rhythm on a tracing, what actions should the technician take next? call for help and stay with the patient an EKG technician observes ST segment depression and T wave inversion in multiple leads on a patient's EKG, what should the technician suspect? myocardial ischemia an EKG technician is working with a patient who has a below-the-knee amputation of the left leg, what location should the technician place the right leg electrode? on the lower right abdomen an EKG technician is preparing to perform a 12-lead EKG for a patient who has dextrocardia, what location should the technician place the electrode for lead V1? left sternal border, fourth intercostal space when evaluating a standard 12-lead EKG tracing, what electrical activity of the septal wall is recorded by what leads? leads V1 and V2 an EKG technician is caring for a patient who is experiencing heart palpitations, what interventions should the technician expect the provider to prescribe? holter monitor what is the most accurate for an EKG technician to sue when measuring a patient's body temperature? temporal an EKG technician is performing a posterior 12-lead EKG for patient, what leads should the technician place along the paraspinous border? lead V9 after completing a standard 12-lead EKG on a patient, what action should the technician take next? check that the machine is free from artifacts and then disconnect the patient from the machine an EKG technician should recognize that what signs are often present when a patient is experiencing ventricular tachycardia? multiple premature ventricular contractions in a row when preparing a patient for an exercise test, what leads should the technician place on the right lower side of the anterior torso? lead RL what lead is created between the left arm and left leg? lead 3 what lead is created between the left arm and the right arm plus the left leg? lead aVL what lead is created between the left leg and the right arm plus the left arm lead aVF what lead does the right arm and the left arm form? lead 1 the technician notes that the QRS complex is too tall to fit on the EKG paper, what action should the technician take? change the gain contril to 5mm/ mV an technician should recognize that a rhythm strip should be at least how many seconds long to accurately identify rate and rhythm? 6 seconds when an EKG technician is obtaining a pulse from a patient, what term should the technician use to document the rhythm of the pulse? irregular a technician notes that a patient is experiencing a variation in respirations that correlates with the EKG tracing, what irregularities does this indicate? sinus dysrhythmia