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ABRET Exam (Latest Update) Verified Questions and
Answers (Already GRADED A)
Calibration is required a. at the start of the recording b. at the end of the recording c. at the start and end of the recording d. only when Sensitivity changes are made during the recording c. at the start and end of the recording Duration is measured in a. Hertz b. Millimeters c. Microvolts d. Milliseconds d. Milliseconds If the duration of a wave is .2 seconds the frequency would be? a. 1 Hz b. 2 Hz c. 5 Hz d. 10 Hz c. 5 Hz Which LF would best demonstrate focal delta activity appearing in the left fronto-temporal region?
a. 5 Hz b. 3 Hz c. 1 Hz d. .3 Hz d. .3 Hz Which filter would most attenuate focal delta activity? a. LF 5 Hz b. LF .3 Hz c. HF 70 Hz d. HF 15 Hz a. LF 5 Hz A sharp wave has a duration of a. > 200 ms b. 70 - 200 ms c. < 70 ms d. 20 ms b. 70 - 200 ms If the duration of a wave is 400ms, what is the frequency? a. .4 Hz b. 2.5 hz c. 4 Hz d. 6.26 Hz b. 2.5 hz
a. 100 ms b. 200 ms c. 400 ms d. 1,000 ms a. 100 ms While recording an EEG your patient has a generalized Tonic-Clonic seizure. What should you do? a. Call a code b. place a tongue depressor in the patient's mouth c. turn the EEG machine off d. roll the patient on their side, insure an open airway and loosen any tight clothing d. roll the patient on their side, insure an open airway and loosen any tight clothing ______ is calculated by multiplying the Sensitivity by the amplitude of a wave. a. Duration b. Frequency c. Voltage d. Amplitude c. Voltage Cerebral Spinal fluid is manufactured in the a. choriod plexus of the lateral ventricles b. 4th ventricle c. temporal lobe d. vertebral arteries a. choriod plexus of the lateral ventricles
If input I is relatively more positive than input 2 the pen will a. deflect up b. deflect down c. will remain flat d. will deflect up and down at the same time b. deflect down A slow wave has a duration of a. > 200 ms b. 70 - 200 ms c. < 70 ms d. 20 ms a. > 200 ms Which one of the following reflexes is characterized by extension of the big toe and fanning and extension of the the remaining toes after stimulating the plantar surface of the foot? a. Pinprick b. Babinski reflex c. Rhomberg reflex d. Patellar reflex b. Babinski reflex Which filter is referred to as a "low pass" filter? a. High Frequency Filter
c. theta This pattern is seen in the normal premature neonate during quiet sleep and is described as high voltage slowing lasting 1-3 seconds followed by periods of relative suppression. a. Active Sleep b. Frontal Sharp Transients c. Trace Alternant d. Delta Brushes c. Trace Alternant Which artery supplies blood to the lateral frontal lobe, the lateral temporal lobe, and the lateral parietal lobe? a. Basilar b. Anterior Cerebral Artery c. Posterior Cerebral Artery d. Middle Cerebral Artery d. Middle Cerebral Artery What is known as a developmental abnormality consisting of a tangle of dilated blood vessels forming abnormal communication between arterial and venous systems? a. hypoxia b. aneurysm c. arteriovenous malformation d. sickle-cell anemia
c. arteriovenous malformation A slow wave having three phases +,-,+ or - , +,- and that is seen in a variety of metabolic disorders is a. Triphaisc b. Complex c. Transient d. Sharp a. Triphaisc ____________ is calculated by taking the width of the wave in mm and dividing by the paper speed. a. Duration b. Frequency c. Voltage d. Amplitude a. Duration Which High Pass Filter would attenuate a .5 Hz Delta wave? a. LF .1 Hz b. LF 5 Hz c. HF 35 Hz d. HF 70 Hz b. LF 5 Hz
What is the basic functional and structural unit of the nervous system? a. neuron b. myelin sheath c. electron d. axon a. neuron Which filter would be the most appropriate to use when you have excessive muscle activity on the EEG? a. 60 Hz b. 70 Hz c. 35 Hz d. 10 Hz c. 35 Hz Which artery provides blood supply to the left lateral surface of the brain? a. Left Middle Cerebral artery b. Right Middle Cerebral artery c. Anterior communicating artery d. Posterior communicating artery a. Left Middle Cerebral artery
What affect would changing the HF from 7O Hz to 30 Hz have on a spike and wave complex? a. no affect b. will decrease the frequency of the spike and wave complex c. will decresae the amplitude of the slow wave d. will decrease the amplitude of the spike d. will decrease the amplitude of the spike How would a LF of 5 Hz affect the frequency of a 2 Hz wave? a. decrease the frequency b. increase the frequency c. have no affect on the frequency c. have no affect on the frequency Sleep Spindles are seen centrally at a frequency of a. 4-7 Hz b. 7-11 Hz c. 12-14 Hz d. Greater than 13 Hz c. 12-14 Hz What separates the sensory and motor strips of the brain?
a. do nothing this is an acceptable impedance b. Scratch P4 or reapply to lower the elecrode impedance c. turn the 60 Hz filter on to decrease the impedance d. change the LF from 1 Hz to .53 Hz b. Scratch P4 or reapply to lower the electrode impedance Which "Low Pass" filter would least attenuate muscle activity? a. HF 15 Hz b. HF 35 Hz c. LF 1 Hz d. LF .3 Hz b. HF 35 Hz If your patient has skull defects that limit your ability to place your EEG recording electrodes in accordance with the International 10-20 System of Electrode Placement, what must you do on your record? a. diagram the deformity on separate paper and attach it to the record b. notate where the head bandages are located c. END technologist must describe skull defects and sketch them diagrammatically d. do nothing and submit record c. END technologist must describe skull defects and sketch them diagrammatically The duration of a spike is
a. less than 70 ms b. 70 - 200 ms c. 200-300 ms d. greater than 300 ms a. less than 70 ms A spike that has a frequency of 16 Hz has a duration of a. .06 seconds b. .6 seconds c. .6 milliseconds d. 600 milliseconds a. .06 seconds Which filter is referred to as a "Low Pass" filter? a. 60 hz filter b. Rapid Roll Off Filter c. Low Filter d. High Filter d. High Filter A rapidly developing focal neurologic deficit resulting from ischemia but persisting less than 24 hours is known as ___________. a. lacunar stroke
c. 12 cm d. 18 cm d. 18 cm Eye movements are typically seen in which electrodes? a. Frontal b. Occipital c. Temporal d. Parietal a. Frontal In order to test the integrity of the entire recording system which method below would be most appropriate? a. checking electrode impedances b. performing machine calibration at the start and end of the recording c. performing biological calibration at the start and end of the recording d. touching each individual electrode at the start of the recording d. touching each individual electrode at the start of the recording Which normal pattern is seen in children associated with sleep onset? a. HV Buildup b. Hypnogogic Hypersynchrony c. Trace' Alternant
d. Quiet Sleep b. Hypnogogic Hypersynchrony Intracranial bleeding may occur secondary to head trauma. What type of condition exists when blood collects between the dura and arachnoid layers of the meninges? a. post-traumatic syndrome b. laceration c. subdural hematoma d. extradural hematoma c. subdural hematoma Activity that occurs without interruption would best be described as a. Continuous b. Periodic c. Lateralized d. Generalized a. Continuous Tissue destruction due to a lack of blood supply is known as ________. a. dysarthria b. ischemia c. infarction d. hemiplegia
Described as 7 - 11 Hz activity seen in the central regions of alert awakes adults. a. Lambda b. Mu c. Alpha d. Trace' Alternant b. Mu Which filter is used to eliminate artifact caused by electrical interference? a. 10 Hz b. 15 Hz c. 35 Hz d. 60 Hz e. 70 Hz d. 60 Hz Which is the least sensitive recording sensitivity? a. 70 uv/mm b. 50 uv/mm c. 10 uv/mm d. 1 uv/mm a. 70 uv/mm
________ is seen the occipital regions of an alert, relaxed adult. a. alpha b. beta c. theta d. delta a. alpha Which cranial nerve is responsible for swallowing, taste, visceral sensory, and salivation? a. trochlear b. vagus c. hypoglossal d. glossopharyngeal d. glossopharyngeal Which pattern is typically seen a variety of metabolic disturbances? a. Generalized Triphasic Waves b. Benign Fronto-central spikes c. Rhythmic Midtemporal Discharges d. Mu a. Generalized Triphasic Waves Which of the following is a violation of the ABRET Code of Ethics?
