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What is the typical presentation of CJD? - correct answers ✅ataxia, dementia and myoclon Tuberous sclerosis - correct answers ✅tumors or growths in the brain or other o What is the most important to document in the history of your EEG patient? - correct answers ✅Skull defects MoyaMoya disease is associated with - correct answers ✅decreased blood flow to cerebral tissue Papilledema is most common in what condition? - correct answers ✅Posterior fossa tumor The central sulcus is the anterior boundary of the - correct answers ✅Parietal lobe PLEDS are most likely to be seen in a patient with - correct answers ✅cerebral embolus A childhood disorder characterized by acquired aphasia, multifocal epileptiform abnormalities, and focal or generalized seizures: - correct answers ✅Landau-Kleffner syndrome Reduction of health care associated infections is addressed by - correct answers ✅National Patient Safety Goals Balanced electrode impedences are important to: - correct answers
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What is the typical presentation of CJD? - correct answers ✅ataxia, dementia and myoclon Tuberous sclerosis - correct answers ✅tumors or growths in the brain or other o What is the most important to document in the history of your EEG patient?
A lesion of the uncus may result in - correct answers ✅olfactory hallucinations When testing an outpatient with active Tuberculosis, it is necessary for the - correct answers ✅patient to wear a mask According to the ABRET Code of Ethics, a credentialed technologist should report to ABRET if: - correct answers ✅they have been convicted of a felony related to their work in NDT SDS - correct answers ✅Safety Data Sheet Vagal nerve stimulators are used to treat - correct answers ✅seizures and depression A violation of ABRET/Code of ethics? - correct answers ✅Not striving to keep current in the technology
What should be documented in the history - correct answers ✅the patient had dialysis this morning Broca's area lies in the - correct answers ✅posterior part of the inferior frontal gyrus Ictal EEG - correct answers ✅time during the event Most closely related to the measurement of voltage in relation to current and resistance? - correct answers ✅Ohm's law Febrile seizures - correct answers ✅age-related This occurs with unbalanced electrode impedences of greater than 20kOhms? - correct answers ✅marked increase in 60 hz. activity What is the most effective way of preventing nosocomial infections? - correct answers ✅hand hygiene
The central aspect of using the minimum amount of protected health information needed to accomplish the intended purpose of the use, disclosure, or request is a part of what Act? - correct answers ✅HIPAA A patient with a right hemiparesis most likely has a lesion of the left - correct answers ✅frontal lobe According to OSHA, when most electroneurodiagnostic equipment be checked for leakage current, ground resistance and electrical safety? - correct answers ✅Semiannually The onset of Sturge-Weber disease is typically during - correct answers ✅Infancy Scotoma - correct answers ✅area of visual loss ACTH - correct answers ✅Infantile spasms A stat EEG has been ordered on a women who experienced a GTC seizure. She is confused. While the tech. is running a baseline, a man enters claiming
to be her husband. If he asks about the record the tech. should? - correct answers ✅ask the man to wait for a physician to speak to him Photic driving is most common in what frequency? - correct answers ✅alpha Photic stimulation should be performed? - correct answers ✅While awake What activity does NOT typically cause attenuation of PDR in a normal adult.
What procedure is a non-standard activation? - correct answers ✅Listening to music PS is most effective in evoking epileptiform abnormalities in patient's with? - correct answers ✅a family history of seizures What other EEG pattern would you expect to see in a pt. with prominent photic driving response? - correct answers ✅LAMBDA Photic induced epileptiform discharges are most likely associated with - correct answers ✅barbiturate withdrawl What could be the cause for a build up of slowing several minutes after HV has been completed? - correct answers ✅Moya Moya Abnormal presentation to photic stimulation. - correct answers ✅photoparoxysmal What activation procedure should be avoided in a patient with intracranial hemorrhage? - correct answers ✅Hyperventilation
Photoparoxysmal response - correct answers ✅EEG response to light with spikes, spike and wave discharges and/or intermittent slow waves An EEG shows eye blink and muscle artifact. What is likely the state of the patient? - correct answers ✅Awake What is the first thing that should be done when trying to eliminate 60hz. artifact? - correct answers ✅attempting to eliminate the technical issue Sweat artifact is severely obscuring the EEG. What is the first step the technologist should take to eliminate the artifact? - correct answers ✅cool the patient down by removing the patient's blanket and fanning them. Glossokinetic Artifact - correct answers ✅Biological Sweat artifact - correct answers ✅slow deflection Glossokinetic - correct answers ✅tongue movement
If the distance from the right preauricular to the right outer canthus is measures 9cm, where should electrode T2 be placed? - correct answers ✅3cm out from the preauricular and 1cm up FT9 or T1 and F10 or T2 record from the - correct answers ✅anterior temporal lobe If the nasion to inion measurement is 40cm, what is the distance between Cz and Pz? - correct answers ✅8cm When a large amount of paste is used to hold down an electrode, the total recording area will be? - correct answers ✅total scalp surface area of the paste The onset of Surge Weber's? - correct answers ✅Infancy Moya Moya disease is associated with: - correct answers ✅decreased blood flow to cerebral tissue When would a normal EEG be expected? - correct answers ✅MS
While performing an EEG, C4 is moved 1cm posteriorly. What else should the tech. do? - correct answers ✅Move C3 1cm posteriorly If a patient has a circumference of 55cm, which of the following interelectrode distances can be calculated? - correct answers ✅O1-O What electrodes gives the least distortion of low frequencies? - correct answers ✅silver-silver chloride Balanced electrode impedance is important to? - correct answers ✅lessen 60 hz interference Balanced impedance allows you to? - correct answers ✅maximize common mode rejection Impedance can be best described as? - correct answers ✅resistance to alternating current
What is activity is prominent in T4? - correct answers ✅electrode pop What should be your first reaction to 60hz artifact in one electrode? - correct answers ✅check electrode impedence What physiological artifact is in the sample? - correct answers ✅EKG artifact Artifact that is caused by movement of people near the patient? - correct answers ✅electrostatic artifact 60 hz. filter - correct answers ✅notch filter If 60hz. is present in to channels of the EEG, the first step in troubleshooting is? - correct answers ✅check electrode impedance Non-physiologic artifact - correct answers ✅electrode The EEG activity seen maximally in the frontal leads is? - correct answers ✅Bifrontal myogenic artifact
While recording using a bipolar montage, you notice that the channel C4-P is unusually flat compared to the other channels. What is the cause? - correct answers ✅the electrodes are too close together Calculate the duration of the waveform - correct answers ✅150msec. 1 centimeter - correct answers ✅10mm Calculate the voltage of the waveform - correct answers ✅20-25uv Duration of a sharp wave? - correct answers ✅70-200msec What is the frequency of the activity in the box? - correct answers ✅Delta Voltage - correct answers ✅V=SD If theta activity from a drowsy child recorded at 7 uv/mm results in a deflection of 20mm, what is the voltage? - correct answers ✅140uv
In an EEG display at 30mm/sec. a high voltage transient with a duration of 2mm would be a - correct answers ✅spike LAMBDA waves - correct answers ✅Visual input Alpha Coma - correct answers ✅8-13hz activity occurring diffusely, maximum anteriorly Photoparoxysmal responses are characterized by: - correct answers ✅generalized irregular spike and wave discharges or polyspike and wave bursts Subclinical Rhythmic Electrographic Discharge in Adults (SREDA) most often appears - correct answers ✅suddenly in resting EEG It is common in FIRDA to: - correct answers ✅react to stimulation Diagnostic value? - correct answers ✅asymmetrical frequency
What are the most significant finding in this sample? - correct answers ✅Generalized spike and wave What differentiates Lambda and POSTS - correct answers ✅occurs with eyes open BIPLEDS - correct answers ✅hypoxia What would be considered a focal abnormality? - correct answers ✅Unilateral spikes Describes secondary bilateral synchrony - correct answers ✅reflects rapid generalization from one or multiple sources The red box describes? - correct answers ✅EMG Important in evaluating background frequency? - correct answers ✅wakefulness and age