Impedence Study guides, Class notes & Summaries
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NBRC SDS Exam - Questions and Verified Answers
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NBRC SDS Exam - Questions and Verified Answers When scoring RERA the best signal to assess change in respiratory effort is: a. Nasal thermal sensor b. thoracic impedence belts c. esophgeal pressure d. intercostal EMG During a sleep study a morbidly obese pt has reduced airflow and respiratory effort. This most likely represents... a. RERA b. hypoventilation c. apneustic breathing d. obstructive apnea A pt with HIV had enuresis during the PSG. The sleep tech didnt discover the soilded linens unt...
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IBHRE PREP EXAM STUDY QUESTIONS AND ANSWERS 2024 GRADED A
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PVARP....after a _____ event, refractory for the ______ - ventricle, atrium 
 
what is most likely the cause of the under detection of atrial flutter? - p waves falling into PVAB 
 
Which two studies showed that RV pacing in patients could lead to more hospitalizations? - DAVID and MOST 
 
when are the wedensky effects the greatest - at narrow pulse widths 
 
First degree AV block with symptoms of ppm syndrome is what class of indication for pacing - Class IIa 
 
Calculation of the wenkbach inte...
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ABRET-EEG PRACTICE EXAM| 288 QUESTIONS | WITH COMPLETE SOLUTIONS
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What is the typical presentation of CJD? correct answer: ataxia, dementia and myoclonus. 
 
Tuberous sclerosis correct answer: tumors or growths in the brain or other organs 
 
What is the most important to document in the history of your EEG patient? correct answer: Skull defects 
 
MoyaMoya disease is associated with correct answer: decreased blood flow to cerebral tissue 
 
Papilledema is most common in what condition? correct answer: Posterior fossa tumor 
 
The central sulcus is the an...
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ABRET-EEG exam 2023 with 100% correct answers
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What is the typical presentation of CJD? 
ataxia, dementia and myoclonus. 
 
 
 
Tuberous sclerosis 
tumors or growths in the brain or other organs 
 
 
 
What is the most important to document in the history of your EEG patient? 
Skull defects 
 
 
 
MoyaMoya disease is associated with 
decreased blood flow to cerebral tissue 
 
 
 
Papilledema is most common in what condition? 
Posterior fossa tumor 
 
 
 
The central sulcus is the anterior boundary of the 
Parietal lobe 
 
 
 
PLEDS are most ...
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Electricity HVAC Exam Questions with Answers All Correct
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Electricity HVAC Exam Questions with Answers All Correct 
how much resistance must be placed in 120V curcuit in order to limit the current to 2Amps - Answer-60 Ohms 
 
when current flows in a 2 wire circuit such as 120v, if a clamp on amp meter is clamped around both wires what measurment would you expect. - Answer-0 amps - due to cancellation of 2 fields 
 
Current flow is? - Answer-The flow of electrons in the circuit. 
 
What is the symbol for impedence in an AC CIrcuit. - Answer-Z 
 
Impede...
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ABRET-EEG EXAM 2023-2024 QUESTIONS AND ANSWERS 100% CORRECT
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ABRET-EEG EXAM 2023-2024 QUESTIONS AND ANSWERS 100% CORRECTABRET-EEG EXAM 2023-2024 QUESTIONS AND ANSWERS 100% CORRECTABRET-EEG EXAM 2023-2024 QUESTIONS AND ANSWERS 100% CORRECTWhat is the typical presentation of CJD? - ANSWER-ataxia, dementia and myoclonus. 
 
Tuberous sclerosis - ANSWER-tumors or growths in the brain or other organs 
 
What is the most important to document in the history of your EEG patient? - ANSWER-Skull defects 
 
MoyaMoya disease is associated with - ANSWER-decreased bloo...
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HVAC Electricity Exam Questions and Answers Latest 2024/2025 (GRADED A+)
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HVAC Electricity Exam Questions and Answers Latest 2024/2025 (GRADED A+) how much resistance must be placed in 120V curcuit in order to limit the current to 
2Amps - ANSWER 60 Ohms 
when current flows in a 2 wire circuit such as 120v, if a clamp on amp meter is 
clamped around both wires what measurment would you expect. - ANSWER 0 
amps - due to cancellation of 2 fields 
Current flow is? - ANSWER The flow of electrons in the circuit. 
What is the symbol for impedence in an AC CIrcuit. - ANSWER ...
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ARDMS SPI STUDY GUIDE QUESTIONS AND ANSWERS ALREADY PASSED
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ARDMS SPI STUDY GUIDE QUESTIONS AND ANSWERS ALREADY PASSED 
In soft tissue, if the frequency of a wave is increased the Propagation Speed (PS) will... Remain the Same because stiffness and density affect Propagation Speed. 
What is the audible range? 20-20,000Hz 
>20,000Hz=Ultrasound 
Frequency is measured in Hertz (Hz) is Cycles per Second 
Not affected by sonographer 
Increase Frequency; Decrease Depth 
A period is the length of time it takes for one complete wavelength to pass a fixed poin...
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Electricity HVAC Test Questions with Correct Answers
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how much resistance must be placed in 120V curcuit in order to limit the current to 2Amps - 60 Ohms 
 
when current flows in a 2 wire circuit such as 120v, if a clamp on amp meter is clamped around both wires what measurment would you expect. - 0 amps - due to cancellation of 2 fields 
 
Current flow is? - The flow of electrons in the circuit. 
 
What is the symbol for impedence in an AC CIrcuit. - Z 
 
Impedence is? - Oppostion to Alternating current flow. 
 
If contacts become b...
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Polysomnography questions with correct answers
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The standard epoch length used in polysomnography recordings is: CORRECT ANSWER 10mm/sec - 30 sec epoch -or- 
15mm/sec - 20 sec epoch (Neuro) 
 
The initial recording equipment calibration for polysomnography should show: CORRECT ANSWER the filters (high, low and 60Hz) and sensitivity for each channel to be the same. 
 
In addition to EEG, EOG and EMG (submental) monitoring, what is crucial for the interpretation of a polysomnographic recording in infants? CORRECT ANSWER behaviors and observatio...
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