PSG - Study guides, Class notes & Summaries

PSG 113 Exam 2 Questions and Answers 100% correct Sudden cardiac arrest (SCA) _____ occurs when the heart develops an arrhythmia that causes it to stop beating. Heart Attack Heart continues to beat but the heart muscle is damaged due to little or no blood flow from a blocked artery. True Back pain, nausea and vomiting could be a symptom of a heart attack. (T OR F) Coronary Artery Most heart attacks happen when a clot in the _______ blocks the supply of blood and oxygen ...

PSG 221A Week #5 Questions and answers Actigraphy is the: a. Measurement and quantification of REM movements b. Recording and analysis of the nondominant wrist movements c. Recording of leg movements d. Home sleep testing b True or false Actigraphy is indicated to assist with the evaluation and treatment of all circadian rhythm sleep disorders. false Actigraphy can collect data: a. For extended periods of time b. In the patient's natural environment c. For short ...

PSG 110 Essentials of Polysomnography Chapter 1 Questions and Answers accurate What is sleep debt? the amount of sleep a person has lost over a period of time compared with what they should receive How can an increased sleep debt impact our daily lives? it can cause daytime sleepiness, poor performance, lack of concentration, difficulty awakening,irritability, morning headaches, lack of motivation and multiple health problems How does human sleep differ from the sleep of other a...

PSG 212 Infant-Ped Final Exam Review Questions and Answers 2024 The technique that familiarizes patients to the sleep center experience is referred to as: Sensitization, Desensitization A 3-year-old child refuses the nasal cannula and thermistor during the hook-up portion of the polysomnography. What can a sleep technologist do to address this? Start the study without sensors, but apply them once the child is asleep In addition to video recording, which of the following should ...

lesson 7 PSG Instrumentation Signal Derivation Questions and Answers 2024 The way we record specific sleep variables is by choosing ____ signals (from electrodes or other devices) and passing them through a _______ ______ two differential amplifier A differential amplifier is designed to ... measure and record the differences in voltage between two incoming signals. The selection of the two signal sources is called a _______. derivation In analog PSG systems, a derivati...

PSG 260 Midterm Questions and Answers graded A+ Polarity Refers to: Upward or downward deflection of the wave Refer to Channel 3. What is the Output Voltage? Cz-C4:-50uV - 200 uV -250uV Using two ground electrodes is called: Ground Loop Using two active electrodes in each EEG channel of the montage is called Bipolar The ability of the amplifier to reject unwanted signals and prodcuce cleaner recordings is Common Mode Rejection Ratio (CMRR) your LFF for E...

PSG 112 FINAL QUESTIONS AND ANSWERS Cheyne-Stokes respiration is characterized by which type of respiratory pattern? waxing-waning What are some of the consequences of CSR and Central sleep apnea? blood pressure and heart rate oscullation All of the following are respiratory patterns classified as central sleep apnea: high-altitude periodic breathing complex sleep apnea cheyne-stokes repiration Mr. Jones is a chronically tired indivudal. He lives by the Pitt County Air...

PSG 101 - Test 1 Questions and Answers 2024 Define the term ventilation The cyclic breathing of air in and out of the lungs. Name three (3) alterations that may occur if ventilation is not sustained. - Increased carbon dioxide levels - A pH level that decreases - Decreased oxygen levels to the brain - which can also damage other vital organs Where does carbon dioxide originate within the body? From cellular metabolism At what level does metabolism occur? The cellular ...

PSG 103 Week #6 (Midterm) Questions and Answers 2024 What does the "A" stand for in the acronym "CALM"? Select one: a. Apnea b. Alarm c. Assure patients d. Aim nozzle c Universal precautions refer to infection control policies that assume which of the following? Select one: a. All patients are HIV (human immunodeficiency virus) positive b. Any direct contact with a patient, particularly with body fluids, has the potential for transmitting disease c. Contact with the ...

PSG formulas Questions with correct Answers formula for figuring out the % of sleep time in a stage N2 / TST = # x 100 = % 150 N2 / 295 TST = .508 x 100 = 50.8 100 R / 295 TST = 34% formula for EPOCHS to MINUTES EPOCHS / 2 30 epochs in N1 / 2 = 15 minutes Sleep period time formula (SPT) Last sleep epoch - sleep onset epoch / 2 = SPT [ "P" post - "T" onseT ] Sleep Latency formula sleep on set - lights out / 2 (for minutes) " S" sleep onset - "L" lights ou...