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The operating Principle of ultrasound transducers is the - Piezoelectric effect The primary advantage of "Fluid Column" ECG Electrodes is the - Reduction of artifacts due to patient movement If the output of a Exclusive-OR gate is low, the two inputs must be - Either high or low The detection of IV infiltrations is accomplished by - Frequent visual inspections of the infusion site Apnea is - cessation of breathing A JFET is a device that can be thought of as a - Voltage controlled curren...

Which of the following is best determined by using an oscilloscope? - The relationship between AC and DC in a circuit Transformer has 1968 windings and 492 windings (4:1) and the input current is 1 amp. Output current is? - Step down Transformer. Voltage and Current Inverse= 4A 802.3/802.11 is IEEE standard for what? - 802.3= Ethernet; 802.11 is WiFi Boyle's Law states that under conditions of constant temperature and quantity, there is an inverse relationship between what? - The volume a...

Which of the following statements is true regarding a modified mallampati classification of the oral pharynx? A. Mallampati II allows visualization of only the hard palate B. Malampati III allows visualization of only the hard palate C. Malampati classifications are taken with the patient sedated and reclined D. Mallampati classifications of IV have greater odds ratio than Mallampati classifications of I for severe OSA - D. Mallampati classifications of IV have greater odds ratio than Mall...

Conception has to take place within how many days following ovulation? Two (2) days. Five (5) days. Ten (10) days. Twenty-five (25) days. - Two (2) days. Conception must occur within the first or second day following ovulation in order for fertilization and pregnancy to occur. If not, the unfertilized egg disintegrates during the female's menstrual cycle. All but which of the following is true of people with low levels of self-esteem? They may be more likely to allow others to take adva...

An individual's fitness plan should be based primarily on which TWO of the following factors? - Health status Current level of fitness Which of the following statements best explains why sleep deprivation caused by sleep disorders, shift work, or an extremely busy schedule may impair an individual's ability to operate a moving vehicle? - Coordination, reaction time, and processing of information are delayed. Which THREE of the following are common forms of domestic violence? - Sexual a...

Periodic Limb Movements in sleep (PLMS) in patient with obstructive sleep apnea typically? - Decrease or significantly resolve after PAP treatment The Mallampati Airway Classification III is associated with: - Visible soft palate at the base of uvula An important role of the sleep educator is to: - Create an individualized needs assessment for patients Which of the following has the highest odds ratio with obstructive sleep apnea? - Atrial Fibrillation Compared to younger adults, obstructi...

The indirect monitoring of patient's oxygen level by the use of a sensor that detects light wave absorption. - Pulse Oximetry Typically placed on index finger Xanax is a what? How does it effect on a PSG? - Benzodiazepine: sedative or muscle relaxant Reduction in WASO, REM, and N3 and Increase in TST, n1, n2, and REM latency An array of electrode derivations for acquiring, recording, and displaying data. - Montage What is an Acquisition montage? What is a Display montage? - A- location ...

while reviewing the scoring report, the tech noticed that the lowest SpO2 is listed as 0% what should the tech do next? a. review the study, and lable bad data where the pluse oximeter falied. b. do nothing as the report is accurate. c. reschedule the pt for a repeat study becasue of corrupted data. d. check the pulse ox before attempting to generate the report again. - A. Review the Study and appropiately lable any bad data where the pulse oximeter failed. when generating a report the dat...

Which filter would be used to adjust the rise time of a signal? - The HFF What are some possible causes for secondary PLMS? - Blood iron deficiency NPSG stands for_________________________. - Nocturnal polysomnogram. Sleepwalking and night terrors are common in the ages of ______________. - 3-12 yrs old A ________ study is used to look for seizure activity during sleep. - Nocturnal seizure The 60-Hz notch filter is used to eliminate _______________________. - Artifact generated from electr...

Which of the following is characteristic of sleep during the second trimester of pregnancy? - Total sleep time decreases to pre pregnancy levels The amount of blood that is pumped through the ventricles is known as - cardiac output Twitching movements of the fingers toes and mouth that may occur during stage W NREM and REM sleep are known as - excessive fragmentary myoclonus EFM What is the purpose of the american sleep apnea associations awake program - To provide education guidance and o...