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RPSGT 2024/2025 Latest Exam Test Bank
With Questions and Verified
Answers
The purpose of an intentional mask leak is to... - ANSWER>> Wash out CO2 and prevent rebreathing Recommended guidelines state that HSV can be considered when.... - ANSWER>> Cheyne Stokes and central Apneas have not been eliminated. What is aerophagia? - ANSWER>> The swallowing of air What is maxillomandibular advancement? - ANSWER>> Treatment that involves cutting and advancing the upper and lower jaw bones; enlarging and stabilizing the posterior airway. What is the PRIMARY function of the EPAP setting? - ANSWER>> To eliminate desaturations and arousals. According to guidelines, how many Hypopneas need to occur in peds pts prior to increasing pressure? - ANSWER>> 1 What are the AASM guidelines for supplemental O2 during PAP studies? - ANSWER>> 1lmp during PAP titration when SPO2 is less than or equal to 88% for 5 or more minutes and in the absence of obstructive events.
If a pts Apneas are fixed at 10cm, but Hypopneas and snoring still occur at 16cm, what levels of BiLevel should be used? - ANSWER>> IPAP: 14 EPAP: 10 Which of the following can reduce the effectiveness of CPAP and why: Nasal spray, Alcohol, Anti depressants. - ANSWER>> Alcohol: impairs arousal response which can lead to longer than normal events and severe desats. Inhibits upper airway activity What syndrome would a pt with COPD and OSA have? - ANSWER>> Overlap syndrome What are hypoxemia and hypercapnia? - ANSWER>> Hypoxemia: very low 02 in the blood Hypercapnia: very high CO2 in the blood. What would a patient with both hypoxemia and hypercapnia most likely be diagnosed with? - ANSWER>> Hypoventilation What is an MWT's MOST important use? - ANSWER>> Measure patients ability to resist the urge to fall asleep Tricyclic antidepressants, large amounts of caffeine and large amounts of chocolate have been known to trigger what? - ANSWER>> REM sleep behavior disorder Recommended impedance for eeg and eog - ANSWER>> 5k ohms
An ECG arrhythmia commonly seen when recording PSG's, particularly in patients that have obstructive sleep apnea and cardiac disease. It can be identified by the morphology of an irregularly irregular ventricular rhythm associated with replacement of consistent P waves by rapid oscillations that vary in size, shape, and timing - ANSWER>> Atrial fibrillation The stage that is the greatest portion of the epoch - ANSWER>> The stage that is the greatest portion of the epoch What is the best response when a patient asks the technologist if they have sleep apnea and will need to wear a CPAP mask? - ANSWER>> Provide the patient with educational material about sleep apnea Which of the following is the MOST LIKELY cause of a 35 minute REM latency - ANSWER>> Untreated depression A breathing pattern characterized by at least three cycles of crescendo breathing with duration of at least 10 minutes is - ANSWER>> Cheyne Stokes respiration An important responsibility of the scoring tech is to - ANSWER>> Confirm accuracy of report components Which type of calibration is based on a series of patient instructions intended to verify the signal response and quality - ANSWER>> Physiological
The most important reason for performing a MWT is to - ANSWER>> Measure the patient's ability to resist the urge to fall asleep The importance of selecting sampling rates according to RECOMMENDED guidelines is to - ANSWER>> Minimize aliasing effect The syndrome characterized by prolonged episodes of severe hypoxemia and associated PaCO2 elevation that worsens during sleep is - ANSWER>> Obesity hypoventilation The patient's medical history indicates the patient has been taking tricyclic antidepressants for the past 5 years. The technologist should anticipate that the patient may have an increased likelihood of - ANSWER>> REM Sleep Behavior Disorder According to RECOMMENDED guidelines, the sampling rate to provide the optimal resolution for recording EEG in a patient with suspected nocturnal seizure is - ANSWER>> 500Hz The electrode located 30% above the left pre-a crease is - ANSWER>> C According to RECOMMENDED guidelines, four nap opportunities on a MSLT would be acceptable when the patient
- ANSWER>> Had REM on at least two nap opportunities
THE MOST COMMON METHOD TO MONITOR BLOOD OXYGEN
SATURATION DURING POLYSOMNOGRAPHY IS - ANSWER>>
PULSE OXIMETRY
THE MOST APPROPRIATE ACTION A TECHNOLOGIST WOULD
TAKE WHEN THERE IS CONFIRMED VENTRICULAR TACHYCARDIA
GREATER THAN 30 SECONDS IS - ANSWER>> INITIATE
EMERGENCY RESPONSE SYSTEM
A PATIENT'S CHART INDICATES THAT THEY USE 30 L/MIN OF
OXYGEN AT HOME. THE TECH NOTES THAT THE PHYSICIAN'S
ORDERS FOR THE PSG SPECIFIES THE STUDY WITHOUT
SUPPLEMENTAL OXYGEN AND TO ADD 1.0 L/MIN OXYGEN IF
THE SATURATION IS LESS THAN 89%. THE BEST ACTION FOR
THE TECH IS TO - ANSWER>> CALL THE PHYSICIAN FOR
CONFIRMATION
WHICH OF THE FOLLOWING IS THE MOST LIKELY EFFECT OF
ZOLPIDEM AND ZALEPLON ON SLEEP ARCHITECTURE -
ANSWER>> INCREASED SLEEP LATENCY
WHICH OF THE FOLLOWING BEST DESCRIBES A REFERENTIAL
MONTAGE - ANSWER>> THERE IS POTENTIAL FOR ELECTRODE
CONTAMINATION
ACCORDING TO RECOMMENDED GUIDELINES, THE DEVICE
THAT SHOULD BE USED TO MONITOR AIRFLOW AND DETECT
APNEA DURING A DIAGNOSTIC STUDY IS - ANSWER>>
ORONASAL THERMAL SENSOR
WHICH PROCESS WOULD BE AN ADEQUATE ROUTINE FOR
DISINFECTING CUP ELECTRODES AFTER REMOVING ADHESIVE
RESIDUE, GEL AND ORGANIC MATERIAL, AND WASHING IN
WARM WATER AND MILD DETERGENT - ANSWER>> SOAKING
IN 1: 10 BLEACH AND WATER FOR 10 MIN.
WHICH OF THE FOLLOWING WOULD BE MOST IMPORTANT TO
DOCUMENT DURING A POLYSOMNOGRAM - ANSWER>>
POSITION CHANGES
THE ELECTRODE ARRAY USED FOR RECORDING PHYSIOLOGIC
ACTIVITY IS REFERRED TO AS - ANSWER>> MONTAGE
ACCORDING TO RECOMMENDED GUIDELINES, THE MAXIMUM
ELECTRODE IMPEDANCE FOR EEG AND EOG RECORDING IS -
ANSWER>> 5000 OHMS
ACCORDING TO RECOMMENDED GUIDELINES, UNATTENDED
PORTABLE MONITORING CAN BE USED AS AN ALTERNATIVE TO
IN LAB TESTING WHEN - ANSWER>> THERE IS A HIGH
PROBABILITY OF MODERATE TO SEVERE OSA WITHOUT
COMORBID CONDITIONS
A SELF REPORTING TOOL USED TO EVALUATE SUBJECTIVE SLEEP
QUALITY AND DISTURBANCE OVER THE PREVIOUS MONTH IS -
ANSWER>> PITTSBURGH SLEEP QUALITY INDEX
WHAT HAS THE LARGEST IMPACT ON ADHERENCE TO PAP
THERAPY - ANSWER>> PATIENT EDUCATION
WHICH STATEMENT IS TRUE REGARDING CPAP - ANSWER>>
THERE IS ONE LEVEL OF PRESSURE FOR INSPIRATION AND
EXPIRATION
SLEEP DEBT CAN BEST BE DESCRIBED AS THE - ANSWER>>
CUMULATIVE EFFECT OF INSUFFICIENT SLEEP
ACCORDING TO RECOMMENDED GUIDELINES FOR PEDIATRIC
CPAP TITRATION, HOW MANY HYPOPNEAS MUST OCCUR
PRIOR TO INCREASING PRESSURE - ANSWER>> ONE
EXCESSIVE WARMING AND HUMIDIFICATION WILL CAUSE -
ANSWER>> WATER TO POOL IN THE CPAP TUBING
MAXILLOMANDIBULAR ADVANCEMENT TREATS OSA BY -
ANSWER>> ENLARGING AND STABILIZING THE UPPER AIRWAY
IN PATIENTS WITH SEVERE SLEEP-DISORDERED BREATHING THE
MOST COMMONLY SEEN RESPONSE RESULTING FROM
SUCCESSFUL PAP TITRATION IS - ANSWER>> REM AND SLOW
WAVE REBOUND
WHICH OF THE FOLLOWING IS MOST LIKELY TO OCCUR DUE TO
AN IMPROPERLY FITTING PAP INTERFACE? - ANSWER>>
CONJUNCTIVITIS
WHEN A PATIENT COMPLAINS OF CLAUSTROPHOBIA, IS
UNABLE TO TOLERATE PAP AND REQUESTS TO END THE PSG,
THE NEXT BEST STEP IS TO - ANSWER>> SCHEDULE
DESENSITIZATION
A PATIENT REPORTS A COMPLETE NASAL OBSTRUCTION PRIOR
TO PAP TITRATION. THE TECH SHOULD - ANSWER>> USE A
ORO-NASAL INTERFACE
THE BEST CANDIDATE FOR ORAL APPLIANCE WOULD HAVE -
ANSWER>> MILD OSA
DURING STAGE N2 SLEEP, THE PATIENT CHANGES POSITION
AND THE TECH NOTES INCREASED SNORING AND AN
INCREASING LEAK. THE TECH SHOULD - ANSWER>> REPOSITION
AND ADJUST PAP INTERFACE
ACCORDING TO RECOMMENDED GUIDELINES, CPAP SHOULD
BE INCREASED AT AN INTERVAL NO LESS THAN - ANSWER>> 5
MINUTES
THE PRIMARY FUNCTION OF EPAP IS TO - ANSWER>>
MAINTAIN UPPER AIRWAY PATENCY THROUGH INSPIRATION
BASED ON THE PSG RESULTS BELOW, WHAT WOULD BE THE
BEST RECOMMENDATION FOR A PATIENT THAT IS NON-
COMPLIANT AND REFUSES TO CONTINUE WITH CPAP THERAPY
OVERALL AHI 8
OVERALL REM AHI 38
ACCORDING TO RECOMMENDED GUIDELINES, ADAPTIVE
SERVO VENTILATION CAN BE CONSIDERED DURING A
TITRATION STUDY WHEN A DOWN TITRATION - ANSWER>> HAS
NOT ELIMINATED CHEYNE STOKES RESPIRATION OR CENTRAL
EMERGENT APNEAS
DURING A TITRATION STUDY THE PATIENTS APNEAS ARE
ELIMINATED AT 10 CM H2O BUT HYPOPNEAS AND SNORING
CONTINUE AT 16 CM H20. ACCORDING TO RECOMMENDED
GUIDELINES, THE APPROPRIATE PRESSURES TO BEGIN A
BILEVEL TITRATION ARE - ANSWER>> IPAP 10
EPAP 14
DURING A CPAP TITRATION AT 15 CM H20, THE PATIENT IS
RESTLESS AND CONTINUES TO HAVE FREQUENT OBSTRUCTIVE
RESPIRATORY EVENTS. THE BEST ACTION IS TO - ANSWER>>
CHANGE TO BI LEVEL
DC Channel - ANSWER>> PSG channel derived from an external piece of equipment such as a PAP device or oximeter. Stray Capacitance - ANSWER>> When electrical signals from external sources interfere w/ signals derived from the pt. Amperes are measured in what units? - ANSWER>> Coulombs/second Time Axis - ANSWER>> Horizontal positioning of the pen.
Common Mode Rejection - ANSWER>> The process by which a differential amplifier rejects identical inputs (unwanted signals). Mechanical Baseline - ANSWER>> Pen's vertical position when the power to the PSG is turned off. Electrical Baseline - ANSWER>> The vertical positioning of the pen w/ power of PSG turned ON. Capnometer - ANSWER>> A device used to measure the level of CO2 in a sample of air. Frequency - ANSWER>> Measured in hertz(Hz) or cycles/second. Paper Speed for PSG - ANSWER>> 10 mm/sec When a pt. looks towards an EOG electrode it causes what? - ANSWER>> A positive charge, or downward deflection. Rise Time - ANSWER>> Amount of time it takes for a wave to reach 63% of its peak. Sensitivity Setting for EEG Channel - ANSWER>> 7uV/mm or 70uV/cm *In pt.'s w/ low amplitude EEGs, the sensitivity can be adjusted to 5uV/mm or 50uV/cm
What is the Narcoleptic Tetrad? - ANSWER>> Excessive daytime sleepiness, hypnagogic hallucinations, sleep paralysis, cataplexy. How is the mean sleep latency calculated? - ANSWER>> Sum of all latencies, divided by total# of naps. During REM, inhibition of thermoregulatory mechanisms lead to what state? - ANSWER>> Poikilothermia. What equation best expresses time constant? - ANSWER>> TC= C x R TC=Time Constant C= Capacitance R= Resistance What sleep stage requires at least 20% but no more than 50% of the epoch to consist of wave of 2 cps or slower w/amplitudes greater than 75 uV. - ANSWER>> Stage 3. AN EPOCH THAT DOES NOT MEET THE CRITERIA FOR ACTIVE SLEEP OR QUITE SLEEP IS CALLED WHAT? - ANSWER>> Intermediate Sleep TRACE ALTERNANT PATTERN IS ASSOCIATED WITH WHAT STAGE OF SLEEP IN THE INFANT? - ANSWER>> Quiet Sleep (NREM Sleep)
INFANT BREATHING PATTERNS THAT ALTERNATES REGULAR
BREATHING WITH 5-10 SECONDS OF APNEA? - ANSWER>>
Periodic Breathing. REM OCCUPIES WHAT PERCENTAGE OF SLEEP IN THE NEONATE AT TERM? - ANSWER>> 50%. A FUNCTION THAT EXPRESSES THE FREQUENCY OF EYE MOVEMENTS PER UNIT TIME DURING SLEEP STAGE REM? - ANSWER>> REM Density. KNOW AS THE PACEMAKER FOR MAMMALIAN CIRCADIAN RHYTHMS? - ANSWER>> Suprachiasmatic Nucleus (SCN). A COMPLAINT OF MORNING HEADACHES ASSOCIATED WITH SEVERE SLEEP APNEA IS A RESULT OF WHAT? - ANSWER>> Severe oxygen desaturation and hypercapnia (Elevated levels of carbon dioxide in the blood). Pre-Sleep Interviews - ANSWER>> conducted by sleep technicians who ask questions to clarify information and make careful observations of the patient such as, willingness to learn, mental age, physical limitations, etc. Sleep Diary - ANSWER>> Patient keeps a record of sleep habits for 2 weeks preceding the test. The sleep diary generally has two components: Before Sleep and After Sleep.
Fatigue - ANSWER>> General feeling of tiredness, weakness, or lack of energy and may be related to physical or emotional problems. "Do you feel the need to sleep during the daytime?" "Do you feel drowsy?"---are questions a tech should ask to determine if they are experiencing EDS or Fatigue? - ANSWER>> EDS "Do you feel as though you have no energy?" "Do you feel weary or weak?"---are questions a tech should ask to determine if they are experiencing EDS or Fatigue? - ANSWER>> Fatigue Stanford Sleepiness Scale - ANSWER>> brief assessment used a number of different times a day to determine if people have excessive daytime sleepiness (EDS). Epworth Sleepiness Scale - ANSWER>> evaluates how likely a person is to fall asleep during a number of different activities. The person rates each situation on a scale of 0-3 corresponding to the chance of falling asleep (none, slight, moderate, or high). Sleep-Wake Activity Inventory (SWAI) - ANSWER>> Measures a number of different aspects of sleep disorders:excessive daytime sleepiness, nocturnal sleep,relaxing ability,energy, etc.- asks patient to score 9 different statements about sleepiness on a 1-9 scale. (A score of 50 or more is normal, 40- 50 suggests EDS, 40 or less indicated EDS.
Fatigue Severity Scale - ANSWER>> list of nine descriptions related to fatigue; patient scores each statement on a 1-7 scale (strongly disagree to strongly agree). Scores of 9-35=normal; scores above 35 suggest high degree of fatigue. Multiple Sleep Latency Tests (MSLT's) - ANSWER>> measure sleepiness during waking hours and the tendency of a person to fall asleep.-may diagnose narcolepsy and idiopathic hypersomnia. MSLT includes how many nap periods with first within 3 hours of nocturnal PSG, and then spaced at 2 hours after preceding nap. - ANSWER>> 5 No smoking is allowed within minutes of starting MSLT nap and no strenuous activity within minutes of a nap. - ANSWER>> 30; Maintenance of Wakefulness Test - ANSWER>> determines patient's ability to stay awake in the daytime. During MWT, patient is placed at rest, sitting in bed with low lights for 40 minute periods spaced at 2 hours. - ANSWER>> 4 Tracheostomy - ANSWER>> An opening directly into the trachea bypasses the obstruction and opens the airway, but it is invasive and can result in many complications, so it is rarely done.-can be blocked during waking hours and opened during
