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END OF PAGE How many seconds is 1 small box on an EKG? - ANSWERS-0. How many second is 1 big box on an EKG - ANSWERS-0. What is the normal QRS complex length? - ANSWERS-0.04-0. What is the normal length of the PR interval? - ANSWERS-0.12-0. What is an emergency state when ventricles are quivering? - ANSWERS-Ventricular fibrillation A myocardial infarction that does not have ST segment elevation is referred to a. - ANSWERS-non-STEMI What is standard calibration speed? - ANSWERS-10mm tall and 5mm wide What is standard grid speed? - ANSWERS-25mm/second
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END OF PAGE What should patents wear for stress testing? - ANSWERS-wear loose clothing and non-slip shoes What position should a patient be in that is experiencing hypotension? - ANSWERS-supine with legs elevated What is normal sinus rhythm? - ANSWERS-p waves are upright and present, QRS complex is narrow, T wave is present and rate is between 60 - 100 bpm. What is bradycardia? - ANSWERS-less than 60 bpm What is tachycardia? - ANSWERS-more than 100 bpm What position do you place a patient in that has dyspnea or orthopnea? - ANSWERS-semi-fowlers Which is the best method to use with fast rhythms for EKGS? - ANSWERS-1500 method
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END OF PAGE If ventricular tachycardia occurs, what should you do? - ANSWERS- notify the provider (this is an emergency) For a stress test, where do you take the patients heart rate? - ANSWERS-radial site When would you stop a stress test? - ANSWERS-when patients states they are dizzy What extremity records activity in leads II & III? - ANSWERS-left leg What extremities record activity in lead I? - ANSWERS-right arm and left arm When a patient has low oxygen levels, what are they experiencing? - ANSWERS-Hypoxemia What part deals with atria polarization on an EKG? - ANSWERS-p wave
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END OF PAGE What part deals with ventricular depolarization (and atria repolarization) on an EKG? - ANSWERS-QRS complex What part deals with ventricular repolarization and is known as the relaxation period? - ANSWERS-t wave Where do you check the apical heart rate? - ANSWERS-between the 5th and 6th ribs on/below the heart When tachycardia is apparent on an EKG what would the speed be? - ANSWERS-50mm/second What does R-R calculate? - ANSWERS-ventricular rate What does P-P calculate? - ANSWERS-atria rate Before an EKG, what should you cleanse the skin with? - ANSWERS- alcohol pad what is the grounding leg? - ANSWERS-right leg
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END OF PAGE What is dextrocardia? - ANSWERS-heart is on the right side of the body (EKG is reversed) What leads record the activity of the septal wall? - ANSWERS-V1 and V What monitor is 24h monitoring? - ANSWERS-holter monitoring What is referred to as looking like "Bunny Ears" - ANSWERS-Bundle branch block What is caused bye seizures, Parkinson's disease, or shivers? - ANSWERS-somatic tremors What is caused by loose electrodes? - ANSWERS-wandering baseline What is caused by crossed lead wires, cellphones, watches, or other medical equipment? - ANSWERS-ac interference
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END OF PAGE What is caused by movement, hard breathing, or detached electrodes? - ANSWERS-interrupted baseline What is caused by the SA node failing to fire? - ANSWERS-sinus arrest How long does sinus arrest last before it becomes serious? - ANSWERS-6 seconds Where would you take a Childs temperature? - ANSWERS-temporal Where is V9 placed? - ANSWERS-the paraspinal border Where is V7 located? - ANSWERS-posteriori axillary Where is V8 located? - ANSWERS-left miscapular line Where do you store electrodes? - ANSWERS-folded in original bag
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END OF PAGE When a patient is experiencing heart palpitations, what do they need? - ANSWERS-holter monitor What happens if AV node conduction is impaired? - ANSWERS-PR interval will be prolonged How should the provider get the EKG according to HIPPA guidelines? - ANSWERS-hand deliver the paper What is arrhythmia characterized by? - ANSWERS-a cycle change in respirations Where should a heart card monitoring device be placed? - ANSWERS- over the lower and middle part of the sternum What is the correct order of vital signs? - ANSWERS-Temperature, pulse, respirations, and blood pressure What represents the time that elapses between cycles of ventricular depolarization? - ANSWERS-R-R interval
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END OF PAGE If the patient is in immobile fetal position, where do you place electrodes? - ANSWERS-their back What does ventricular hyper trophy cause? - ANSWERS-increased amplitude of QRS How do you characterize the rhythm of pulse? - ANSWERS-regular or irregular Which leads are positive and which are negative on einthovens triangle?
- ANSWERS-left leg and left arm are positive; right arm is negative What is the purpose for purkinje fibers? - ANSWERS-directly carry electrical impulses to ventricular muscle tissue How do you calculate target heart rate? - ANSWERS-max HR is 220 minus patients age times 65-80% What lead is Biphasic? - ANSWERS-V
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