Download EEG Board Prep Exam: Latest Version with Verified Answers and more Exams Nursing in PDF only on Docsity!
EEG BOARD PREP EXAM NEWEST EXAM |
ALL QUESTIONS AND CORRECT ANSWERS
| ALREADY GRADED A+ | VERIFIED
ANSWERS | LATEST VERSION (JUST
RELEASED)
WHICH INFECTION IS MOST LIKELY TO PRODUCE HEADACHE,
FEVER, NUCHAL RIGIDITY, COMA AND DEATH? ------CORRECT
ANSWER---------------MENINGITIS
The "dance-like" movements of the head and extremities may be exhibited in a patient with which hereditary degenerative disease? a. Parkinson's Disease b. Multiple Sclerosis c. Pick's Disease d. Huntingon's Chorea ------CORRECT ANSWER--------------- HUNTINGTON CHOREA A MEGABYTE OF MEMORY IS APPROXIMATELY EQUAL TO WHAT -----
- CORRECT ANSWER---------------ONE MILLION BYTES WHICH OF THE FOLLOWING CONDITIONS IS CHARACTERIZED BY RIGIDITY, TREMORS, AND FESTINATION? ------CORRECT ANSWER---- -----------PARKINSONS DISEASE A PATIENT COMPLAINING OF RIGHT HEMIPLEGIA WILL HAVE WHAT? ------CORRECT ANSWER---------------DIFFICULTY MOVING THE RIGHT HALF OF THE BODY
A PATIENT WITH SENSORY APHASIA WILL HAVE DIFFICULTY..? ------
CORRECT ANSWER---------------COMPREHENDING THE MEANING OF
WORDS OR PHASES
WHAT TERM IS USED TO DESCRIBE BRAINSTEM INJURY IN A
PATIENT WHO IS COMPLETELY PARALYZED EXCEPT FOR VERTICAL
EYE MOVEMENTS? ------CORRECT ANSWER---------------LOCKED-IN
SYNDROME
WHAT TEST IS USEFUL IN THE DIAGNOSIS OF MULTIPLE
SCLEROSIS, PONTINE ANGLE TUMORS, COMA AND BRAIN DEATH? -
-----CORRECT ANSWER---------------BRAINSTEM AUDITORY EVOKED
POTENTIAL
QRS complex refers to: a. ventricular excitation in the myocardium b. spinal cord reflex c. herniation of the first 3 cranial nerves d. the tetrad of narcolepsy ------CORRECT ANSWER---------------A VENTRICULAR EXCITATION IN THE MYOCARDIUM WHEN PERFORMING AN EEG FOR EVALUATION OF CENTRAL NERVOUS SYSTEM DISEASE THAT MAY HAVE INFECTIOUS ETIOLOGY, THE TECHNOLOGIST SHOULD...? ------CORRECT ANSWER---------------OBSERVE UNIVERSAL PRECAUTIONS The ratio of chest compressions to breaths in one-person CPR is:
c. hyperventilation d. eye opening and closing ------CORRECT ANSWER--------------- HYPERVENTILATION Interictal discharges in patients with complex partial seizures are most likely to be recorded in the EEG: a. during the waking record b. during photic stimulation c. during stage-1 sleep d. during REM sleep ------CORRECT ANSWER---------------DURING STAGER 1 SLEEP When recorded from over or near a burr hole, the EEG may show: a. no asymmetries b. lower amplitude activity over the affected area c. higher amplitude activity over the affected area d. slower frequencies over the affected area ------CORRECT ANSWER------ ---------HIGHER AMPLITUDE ACTIVITY OVER THE AFFECTED AREA THE INTERNATIONAL CLASSIFICATION OF EPILEPSIES AND EPILEPTIC SYNDROMES PLACES JUVENILE MYOCLONIC EPILEPSY UNDER WHAT CATEGORY? ------CORRECT ANSWER--------------- GENERALIZED EPILEPSIES AND SYNDROMES WHAT TYPE OF EEG ACTIVITY MOST OFTEN APPEARS IN ASSOCIATION WITH RAPIDLY, GROWING TUMORS SUCH AS GLIOBLASTOMA MULTIFORME AND CEREBRAL METASTATIC LESIONS? ------CORRECT ANSWER---------------POLYMORPHIC DELTA ACTIVITY
WHAT EEG PATTERNS CARRIES A POOR PROGNOSIS AND IS
OFTEN THE RESULT OF A RESPIRATORY OR CARIDAC ARREST? -----
- CORRECT ANSWER---------------NONREACTIVE CONTINUOUS ALPHA
WHICH IS RELATED TO AN ALPHA COMA PATTERN? ------CORRECT
ANSWER---------------AN ATYPICAL DISTRIBUTION OF ALPHA
THE SLEEP DISORDER THAT OCCURS MOST COMMONLY IN THE
ADULT POPULATION IS WHAT? ------CORRECT ANSWER---------------
SLEEP APNEA
THE PURPOSE OF THE MULTIPLE SLEEP LATENCY TEST (MSLT) IS
TO WHAT? ------CORRECT ANSWER---------------QUANTIFY THE
PATIENT SLEEPINESS AND IDENTIFY REM ONSET
WHAT WOULD BE THE MOST BENEFICIAL IN EVALUATING
SUSPECTED NARCOLEPSY? - -----CORRECT ANSWER---------------
MULTIPLE SLEEP LATENCY TEST
A genetic epilepsy syndrome whos gene has been mapped to chromosome 6 and becomes evident in normal teenagers with early mornings myoclonic jerks and generally clonic tonic seizures ------CORRECT ANSWER----------- ----JUVENILE MYOCLONIC EPILEPSY OF JANZ CHARACTERIZED BY MULTIPLE SEIZURE TYPES THAT ARE DIFFICULT TO CONTROL ESPECIALLY ATONIC SEIZURES AND ATYPICAL ABSENCES, IN ADDITION TO GENERALIZED CONVULSIONS, AND AN ABNORMAL INTERICTAL EEG WITH
A DISEASE OF UNKNOWN CAUSE, USUALLY FOLLOWING A VIRAL
INFECTION IN CHILDREN WHO HAVE TAKEN ASPIRIN AND
RESULTING IN VOMITING, LISTLESSNESS, PERSONALITY CHANGES,
DISORIENTATION, SEIZURES, AND LOSS OF CONSCIOUSNESS: ------
CORRECT ANSWER---------------REYES SYNDROME
A NEUROLOGICAL DISORDER INDICATED AT BIRTH BY SEIZURES
ACCOMPANIED BY LARGE PORT-WINE STAIN BIRTHMARK ON THE
FOREHEAD, AND CEREBRAL CORTEX ATROPHY AND INCREASED
PRESSURE WITHIN THE EYE ON THE AFFECTED SIDE: ------
CORRECT ANSWER---------------STURGE-WEBER-SYNDROME
If a 10 uV, 1 Hz wave was recorded using a 1 Hz low frequency filter, what would the voltage measure in the printout? ------CORRECT ANSWER-------- -------7 uV HOW MUCH DEFLECTION WILL OCCUR IF A 150uV SPIKE IS RECORDED AT A SENSITIVITY OF 10 uV/MM ------CORRECT ANSWER- --------------15MM THE INDENTATION BETWEEN THE FOREHEAD AND THE NOSE IS CALLED WHAT? ------CORRECT ANSWER---------------NASION IF THE MEASUREMENT FROM FP2 TO 02 IS 24CM, WHERE SHOULD F4 BE MARKED IF THE ZERO REMAINS ON FP2? ------CORRECT ANSWER---------------6 CM
THE ONSET OF STAGE 2 SLEEP IS INDICATED BY THE APPEARANCE
OF WHAT? ------CORRECT ANSWER---------------SLEEP SPINDLES
Lambda can be elicited by: ------CORRECT ANSWER---------------scanning a complex image WHICH FILTER WOULD MOST EFFECTIVELY REDUCE BITEMPORAL 40HZ MUSCLE ARTIFACT? ------CORRECT ANSWER---------------HFF- 35 HERTZ Input 1 = +100uV and Input 2 = +100uV. The waveform will ________. ------ CORRECT ANSWER---------------REMAIN AT A FLAT AND NEUTRAL POSITION AND HAVE NO DEFLECTION Input 1 = - 100uV and Input 2 = - 50uV. The waveform will ________. ------ CORRECT ANSWER---------------DEFLECT UPWARD IN A REFERENTIAL MONTAGE, WHAT IS THE MOST VALUABLE LOCALIZING FEATURE? ------CORRECT ANSWER---------------HIGHEST VOLTAGE DISCHARGE IN A CHAIN LINKED BIPOLAR MONTAGE, WHAT IS THE MOST VALUABLE LOCALIZING FEATURE? ------CORRECT ANSWER------------- --PHASE REVERSAL
WHICH SLEEP TRANSIENTS IS WELL DEFINED BY AGE 2 TO 3
MONTHS? ------CORRECT ANSWER---------------SLEEP SPINDLES
ZARONTIN (ETHOSUXIMIDE), NEURONTIN (GABAPENTIN), KEPPRA,
LAMICTAL, TOPAMAX, GABATRIL, TRILEPTAL, ZONEGRAN
(ZONISAMIDE) ARE WHAT GROUP OF MEDS? ------CORRECT
ANSWER---------------ANTIEPILEPTICS
PROZAC (FLUOXETINE), WELLBUTRIN (BUPROPION), LEXAPRO,
ZOLOFT, SERTRALINE, PAXIL CELEXA, EFFEXOR XL, ARE
CONSIDERED WHAT? ------CORRECT ANSWER---------------
ANTIDEPRESSANTS
ATIVAN (LORAZEPAM) VALIUM (DIAZEPAM) KLONOPIN
(CLONAZEPAM) ARE CONSIDERED WHAT TYPE OF MEDICATION? ----
--CORRECT ANSWER---------------BENZODIAZEPAMS
Thorazine, Haldol, Stelazine, Mellaril, Clozapine, Risperdal and Zyprexa are all ------CORRECT ANSWER---------------PSYCHOTERAPEUTICS IDIOPATHIC EPILEPSY MEANS? ------CORRECT ANSWER--------------- THE CAUSE IS UNKNOWN
The ability of the EEG instrument to output the voltage difference between two inputs to a single channel is known as ------CORRECT ANSWER-------- -------DIFFERENTIAL AMPLIFICATION WHAT TERM DESCRIBES THE RESULTING OUTPUT WHEN TWO INPUTS OF OPPOSITE POLARITY ARE SUBTRACTED DURING THE DIFFERENTIAL APPLICATION PROCESS? ------CORRECT ANSWER----- ----------SUMMATION WHAT IS THE PRIMARY LOCALIZATION TECHNIQUE UTILIZED FOR IDENTIFICATION OF A FOCUS IN A REFERENTIAL MONTAGE? ------ CORRECT ANSWER---------------AMPLITUDE When a patient opens his eyes, the eyeballs roll in which direction? ------ CORRECT ANSWER---------------DOWN The corneal retinal potential is a relative charge difference between the from and back of the eye; what is the relative charge of the cornea? ------ CORRECT ANSWER---------------POSITIVE Electrodes placed on the dorsum of the hand monitor ------CORRECT ANSWER---------------ARTIFACT INDUCED FROM SURROUNDINGS A SHARP WAVE HAS A DURATION OF? ------CORRECT ANSWER-------- -------160 MSEC
TIME CONSTANT IS DEFINED AS THE TIME REQUIRED TO... ------
CORRECT ANSWER---------------FOR THE DEFLECTION TO FALL
(DECAY) TO 67% OF THE PEAK DEFLECTION
An EEG record has 3/sec spike & wave discharges. Both the spike and the slow wave have voltages of 100uV. If this discharge is recorded with a LFF of 5Hz and a sensitivity of 10uV/mm, what would be the deflection of the spike and the wave? a. spike 10mm & wave 6mm b. spike 6mm & wave 10mm c. spike 10mm & wave 10mm d. spike 6mm & wave 6mm ------CORRECT ANSWER---------------SPIKE 10MM, WAVE 6MM A HIGH FREQUENCY SETTING OF 35HZ WOULD ATTENUATE 50HZ MUSCLE ACTIVITY BY APPROXIMATELY WHAT PERCENTAGE? ------ CORRECT ANSWER---------------40% ACCORDING TO ACNS GUIDELINES, RECORDING CLINICAL EEG ON DIGITAL MEDIA REQUIRES MONITORS TO HAVE WHAT ------ CORRECT ANSWER---------------BETWEEN 25 AND 35MM/SECOND HORIZONTAL SCALING AND A MINIMUM OF 100 DATA POINTS/SECOND TO ACCURATELY DISPLAY EEG ON THE MONITOR SCREEN IN A RECORD WITH 10HZ ALPHA ACTIVITY. WHEN THE DISPLAY EPOCH IS CHANGED FROM 10 SECONDS PER DISPLAY SCREEN TO 20 SECONDS PER DISPLAY SCREEN, THE FREQUENCY OF THE ACITIVTY WILL BE WHAT? ------CORRECT ANSWER---------------10HZ
GUIDELINES FOR RECORDING DIGITAL EEG ARE WRITTEN BY
WHO? ------CORRECT ANSWER---------------THE AMERICAN CLINICAL
NEUROPHYSIOLOGY SOCIETY (ACNS)
THE TERM RAM MEANS WHAT ------CORRECT ANSWER---------------
TEMPORARY MEMORY STORAGE THAT IS CRITICAL TO RAPID
COMPUTER OPERATIONS
THE ELECTRODE SITE THAT IS LOCATED 1CM ABOVE, ONE THIRD
THE DISTANCE OUT FROM THE LEFT EXTERNAL AUDITORY MEATUS
TOWARDS THE LEFT OUTER CANTHUS IS CALLED WHAT ------
CORRECT ANSWER---------------T1 OR F
Due to a central scalp lesion, C4 has to be relocated 4mm anteriorly. The technologist should: a. relocate C3 4mm anteriorly b. make no other placement changes c. relocate P3 4mm anteriorly d. relocate all electrodes in the right parasagittal plane 4mm anteriorly ------ CORRECT ANSWER---------------A. RELOCATE C3 4MM ANTERIORLY IN A REFERENTIAL MONTAGE, HOW IS THE ORIGIN OF THE POTENTIAL DETERMINED? ------CORRECT ANSWER--------------- AMPLITUDE WHEN RECORDING FOR ECI, INTERELECTRODE IMPEDANCES SHOULD BE AT LEAST____ OHMS, BUT LESS THAN _____ OHMS. -----
- CORRECT ANSWER--------------- 100 ----10,
d. aphasia ------CORRECT ANSWER---------------CONTRALATERAL LOWER EXTREMITY WEAKNESS Thrombosis of the right middle cerebral artery would most likely cause ------ CORRECT ANSWER---------------LEFT SIDED PARALYSIS, PRIMARILY OF THE FACE AND ARM INFLAMMATION OF THE COVERINGS OF THE BRAIN OR SPINAL CORD IS CALLED? ------CORRECT ANSWER---------------MENINGITIS A MALIGNANT TUMOR PRIMARILY SEEN IN CHILDREN MAY BE? ------ CORRECT ANSWER---------------MEDULLOBLASTOMA THE MOST COMMON SYMPTOMS OF WHICH TYPE OF HEAD INJURY ARE TEMPORARY LOSS OF CONSCIOUSNESS, FOLLOWED BY CONFUSION, SEVERE HEADACHE, AND POSSIBLY AMNESIA FOR THE ACCIDENT? ------CORRECT ANSWER---------------CONCUSSION BENZODIAZEPAMS SUCH AS ATIVAN (LORAZEPAM) AT A THERAPEUTIC LEVELS CAN CAUSE WHAT? ------CORRECT ANSWER- --------------FRONTAL CENTRAL BETA The drug phenytoin aka Dilantin, will have little effect on the EEG at therapeutic levels, however when approaching toxic levels the drug can cause what EEG change: a. an increase in beta b. a slowing in the background alpha c. frontal beta
d. bursts of temporal theta ------CORRECT ANSWER---------------A SLOWING IN THE BACKGROUND ALPHA Horizontal resolution refers to the: a. time constant divided by equivalent paper speed aka epoch, analysis time, time base b. amount of time required to return to the horizontal baseline c. amount of space available for storage to disk d. number of data points that are stored to record a signal in each second across time ------CORRECT ANSWER---------------NUMBER OF DATA POINTS THAT ARE STORED TO RECORD A SIGNAL IN EACH SECOND ACROSS TIME THE MINIMUM REQUIREMENTS FOR A MONITOR TO DISPLAY EEG ACCURATELY ARE MET WITH MONITORS THAT HAVE WHAT? ------ CORRECT ANSWER---------------AT LEAST 1024 DATA POINTS ACROSS THE SCREEN ACNS Guidelines 2006 state that vertical scaling on digital EEG instruments should have a minimum of ________ per channel when displaying up to _______ channels: a. 10mm, 21 b. 20mm, 16 c. 5mm, 18 d. 7mm, 32 ------CORRECT ANSWER---------------A. 10MM, 21 Cancellation occurs when _______: a. the two electrodes in a channel are both inactive b. input 1 is higher in voltage than input 2 c. the voltage of input 1 is the same as the voltage in input 2
a. mm per second b. seconds c. cycles per second d. uV per mm ------CORRECT ANSWER---------------SECONDS A short time constant results in: a. increase in fast frequencies b. decrease in fast frequencies c. increase in slow activity d. decrease in slow activity ------CORRECT ANSWER--------------- DECREASE IN SLOW ACTIVITY THE SMALLEST STRUCTURE THAT MAINTAINS ITS CHEMICAL CHARACTER IS WHAT? ------CORRECT ANSWER---------------ATOM ELECTROMOTIVE FORCE IS MEASURED IN WHAT? ------CORRECT ANSWER---------------VOLTS PATIENT IS AN ADULT ALERT WITH EYES OPEN/EYES CLOSED IN THE MIDDLE OF THE SAMPLE (NOTE EYE MOVEMENT ARTIFACTS ON OPENING AND CLOSING 3 SECONDS LATER) WHAT WOULD YOU NOTICE IN THE EEG SAMPLE? ------CORRECT ANSWER--------------- SLOW ALPHA VARIANT RAPID, INVOLUNTARY, JERKY, ARRHYTHMIC MOVEMENTS OF MUSCLE GROUPS, THAT CAN BE GENERALIZED, SYMMETRIC, ASSYMETRIC OR UNILATERAL DESCRIBES WHAT DISORDER? ------ CORRECT ANSWER---------------CHOREA
CLINICAL SYNDROME CHARACTERIZED BY LOSS OF FUNCTION IN
MULTIPLE COGNITIVE ABILITIES IN AN INDIVIDUAL WITH
PREVIOUSLY NORMAL OR AT LEAST HIGHER INTELLECTUAL LEVEL
IS CALLED WHAT? ------CORRECT ANSWER---------------DEMENTIA
AN AUTOSOMAL RECESSIVE (CHROMOSOME 13) DISORDER OF
COPPER METABOLISM ALSO CALLED HEPATOLENTICULAR
DEGENERATION, WITH SYMPTOMS OF BEHAVIORAL CHANGES,
ATAXIA, DYSARTHRIA AND ABNORMAL MOVEMENTS AS WELL AS
HEPATIC DYSFUNCTION IS WHAT? ------CORRECT ANSWER--------------
- WILSONS DISEASE
A PATIENT WITH SYMPTOMS OF STROKE WHICH INCLUDE,
CONTRALATERAL HEMIPARESIS (FACE AND ARM GREATER THAN
LEG) HORIZONTAL GAZE PALSY, HEMISENSORY DEFICITS,
HOMONYMOUS HEMOANOPSIA, LANGUAGE AND COGNITIVE
DEFICITS (APHASIA, AGNOSIA, NEGLECT) IS LIKEY TO HAVE HAD
WHAT? ------CORRECT ANSWER---------------MIDDLE CEREBRAL
ARTERY (MCA) INFARCTION
A BIPHASIC HORIZONTAL, VERTICAL, DIAGONAL OR ROTATION
OCULAR OSCILLATION IN WHICH AT LEAST ONE PHASE IS SLOW IS
WHAT? ------CORRECT ANSWER---------------NYSTAGMUS
SPINOCEREBELLER DEGENERATION: ------CORRECT ANSWER---------
------FRIEDRICK'S ATAXIA
Syringomyelia ------CORRECT ANSWER---------------abnormal cavity or cyst in the spinal cord
