Learning parameters for neonatal EEG
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| The state with eyes closed, irregular respiration, eye movements | active sleep
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| The state with eyes closed, regular respirations, no eye movements | quiet sleep
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| The discontinuity seen during quiet sleep in infants age 30 - 34 weeks is _____ | trace discontinu
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| The discontinuity seen during quiet sleep in infants age 35-36 weeks is ___ | trace alternant
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| Trace alternant is seen from __ to __ weeks conceptual age | 35, 36
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| Trace discontinu is seen from __ to __ weeks conceptual age | 30, 34
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| Trace discontinu is seen during this stage | quiet sleep
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| Trace alternant is seen during this stage | quiet sleep
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| The maximal normal interburst interval for a < 30 week CA neonate is __ seconds | 30
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| The median interburst interval for a < 30 week CA neonate is __ seconds | 10
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| The maximal normal interburst interval for a 31-33 week CA neonate is __ seconds | 20
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| The maximal normal interburst interval for a 34-36 week CA neonate is __ seconds | 10
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| The maximal normal interburst interval for a 37-40 week CA neonate is __ seconds | 6
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| THe median normal interburst interval for a 37- 40 week CA infant is __ to __ seconds | 2, 4
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| The normal amplitude for an interburst interval for a less than 35 weeks CA neonate is ___ ___ uV | < 25
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| The normal amplitude for an interburst interval for a greater than 35 week CA neonate is __ __ uV | > 25
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| Fragments of trace alternant may persist in quiet sleep up to __ weeks CA | 44
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| In neonates, abnormalities are suggested if there is an asymmetry greater than __ : __ | 2, 1
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| Bursts are defined a synchronous if they occur occur within ___ seconds of one another from left to right | 1.5
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| Normal left to right burst synchrony in __ % in < 29 week CA neonates | 100
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| Normal left to right burst synchrony in __ % in 31-32 week CA neonates | 70
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| Normal left to right burst synchrony in __ % in > 37 week CA neonates | 100
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| Voltage is considered abnormally low in full term > 43 week CA infants if it is less than __ - __ uV while awake or less than __ - __ uV in quiet sleep | 5, 10, 10, 25
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| Normal neonatal EEGs become __ (more/less) continuous with stimulation | more
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| Normal neonatal EEGs become __ (higher/lower) in ampliutde with stimulation | lower
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| 3 EEG patterns that are normal in 24-29 week CA neonates | delta brush, monorhythmic occipital delta, rhythmic temporal and occipital delta
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| There is __ (more / less) monorhythmic occipital delta at 30 - 34 weeks than there is at 24-29 weeks | less
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| There is __ (more / less) rhythmic temporal theta at 30 - 34 weeks than there is at 24-29 weeks | more
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| The EEG at 24-29 weeks CA is: (A) Entirely continuous (B) Somewhat continuous during wakefulness & active sleep (C) Somewhat continuous during all stages (D) Entirely discontinuous | D
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| The EEG at 30-34 weeks CA is: (A) Entirely continuous (B) Somewhat continuous during wakefulness & active sleep (C) Somewhat continuous during all stages (D) Entirely discontinuous | B
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| The EEG at 30 - 34 weeks is totally discontinuous during ___ (stage(s)), and more continuous during ____ (stage(s)) | quiet sleep, active sleep, wakefulness
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| The name for the completely continuous pattern seen during wakefulness and active sleep in patients beyond age 35 weeks CA | Activite moyenne
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| Activite moyenne is seen beyond age __ weeks CA | 35
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| The activity in neonates at 35 - 36 weeks during quiet sleep is __ (continuous / discontinuous) | discontinuous
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| The name for the pattern associated with quiet sleep in 35-36 week CA neonates | trace alternant
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| Beginning at week __ CA, the discontinuous activite moyenne is admixed with continuous slow wave sleep | 37
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| The pattern seen in 37 - 40 week CA neonates during wakefulness and active sleep | activite moyenne
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| Continuous slow wave sleep should replace trace alternant by __ weeks CA | 44
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| Sleep spindles appear by __ - __ weeks CA | 45, 46
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| AT 30 - 34 weeks, this is the state in which the most delta brushes are seen | active sleep
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| Monorhythmic occipital delta activity peaks between __ and __ weeks and disappears by __ weeks | 31, 33, 35
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| Rhythmic occipital theta activity peaks at age __ weeks and disappears by __ weeks | 30,33
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| Rhythmic temporal theta activity peaks between __ and __ weeks | 31, 33
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| Delta brushes are more prominent in active sleep up to age __ weeks, and more prominent in quiet sleep after age __ weeks CA | 33, 34
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| This pattern refers to paroxysmal brief bursts of frontally dominant semirhythmic delta activity that may be sharply contoured | anterior dysrhythmia
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| Anterior dysrhythmia is more common in: (A) Wakefulness (B) Active sleep (C) Quiet sleep (D) All sleep stages | D
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| Marked, persistent asymmetry in the __, __ or __ of anterior dysrhythmia may indicate abnormalities | amplitude, morphology, number
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| This phrase is used to describe the reduction of complex faster polyfrequency background EEG patterns; it does not necessarily imply low voltage, although many records will be low voltage (and discontinuous and nonreactive.) | depressed and undifferentiated
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| High amplitude (>150 uV) broad biphasic frontal sharp waves (negative-positive) maximal bilaterally, synchronously | encoches frontales
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| Encoches frontales first appears at week __ CA | 34
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| Encoches frontales usually disappears about __ weeks after birth | 4
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| The best state(s) to evaluate sharp waves | active sleep, wakefulness
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| The EEG of Ohtahara syndrome contains periodic suppression burst during: (A) Active sleep (B) Quiet sleep (C) Wakefulness (D) All stages | D
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| The EEG of early myoclonic encelopathy shows suppression-burst during: (A) Active sleep (B) Quiet sleep (C) Wakefulness (D) All stages | C
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| The EEG of suppression burst in Ohtahara syndrome turns into hypsarrhythmia at: (A) 1-2 months (B) 3-6 months (C) 6-12 months (D) 12 - 24 months (E) Never | B
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| The EEG of EME typically transitions from suppression burst to hypsarrhythmia at: (A) 1-2 months (B) 3-6 months (C) 6-12 months (D) 12 - 24 months (E) Never | E
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| The EEG of agyria | Fast rhythm
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| The EEG of hemimegalencephaly in infancy | asymmetric suppression-burst
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| The EEG of Aicardi syndrome in infancy | asymmetric suppression-burst
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| During ___ sleep, hypsarrhythmia may be associated with grouping of multifocal spikes, resulting in a periodic pattern | NREM
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| Immediately after arousal from REM or NREM sleep, the EEG of hypsarrhythmia patients often shows __ | pseudonormalization
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| Sleep spindles __ (are / are not) seen in hypsarrhythmia | are
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| REM sleep in hypsarrhythmia is: (A) Absent (B) Reduced (C) Excessive | B
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| Cerebral maturation begins in __ regions, before extending to the __ region and later the __ region | central, occipital, frontal
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