jimmay stone 21-30 EKG mock exam

an EKG technician working at a central monitoring station notes that a patient has a rhythm of ventricular tachycardia. which of the following actions should the technician take first?

• prepare for defibrillation of the patient

• document the rhythm in the patients medical record

• notify a licensed practitioner to evaluate the patient

• verify the time of the last dose of the patients cardiac medications

an EKG technician eliminates an artifact on a 3-lead EKG tracing by plugging the machine into a different wall outlet. which of the following caused the artifact?

• somatic treor

• AC inference

• interrupted baseline

• wandering baseline

an EKG technician is monitoring a patient who is undergoing an exercise stress test. which of the following findings should indicate to the technician that the patient is experiencing an adverse reaction?

• increase in blood pressure from 110/70 to 120/78 mm Hg

• an oxygen saturation of 95%

• presence of sinus tachycardia with a regular R-R interval

• report of tingling sensations in the lower extremities

an EKG technician hears another staff member making derogatory comments about a patients appearance. this is an example of which of the following torts?

• libel

• assult

• slander

• battery

an EKG technician is reviewing a tracing for a patient who has a ventricular pacemaker. which of the following rhythm patterns should the technician expect after the pacing spike?

• regular P waves

• AV delay between 0.12 and 0.16 seconds

• QRS interval between 0.06 and 0.10 seconds

• wide QRS interval

an EKG technician is preparing a patient for a standard 12-lead EKG. which of the following is the correct placement for lead V4?

• the fifth intercostal space at the midclavicular line

• the fourth intercostal space at the midaxillary line

• the fifth intercostal space at the midaxillary line

• the fourth intercostal space at the midclaviclar line

in which of the following locations should an EKG technician place the leads for a resting EKG tracing for a patient who is in an immobile fetal position?

• on the patients back

• on the patients right side

• on the standard sites

• on the limbs only

which of the following leads is created when an EKG technician places the electrode to the right of the patients sternum at the fourth intercostal space?

• lead V1

• lead 1

• lead aVR

• lead MCL2

an EKG technician is preparing to apply electrodes to a patient for a standard 12-lead EKG. which of the following methods should the technician use to prepare the patient for application of the electrodes?

• cleanse the patients skin with chlorhexidine

• apply tape and remove in quick motion to remove the patients hair

• use a razor or clippers to remove the patients hair

• cleanse the patients skin with povidone-iodine

an EKG technician obtains a pulse oximetry reading of 88% from a a patient. which of the following terms should the technician use to describe the patients condition?

• rales

• hypoxemia

• hemoptysis

• orthopnea