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75 Cards in this Set
- Front
- Back
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WHAT MONTAGE IS GENERALLY USED FOR THE MSLT
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THE CORE CHANNELS; 2 EOG, 4 EEG, CHEIN EMG, EKG
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HOW IS THE MEAN SLEEP LATENCY CALCULATED?
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SUM OF ALL THE SLEEP LATENCIES FOR EACH NAP; IVIDED BY THE TOTAL NUMBER OF NAPS PERFORMED
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HOW IS THE MEDIAN SLEEP LATENCY CALCULATED?
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ALIGN ALL SLEEP LATENCIES IN NUMERIC ORDER. 5 NAP:SELECT THE 3RD #, 4 NAPS:+ 2ND & 3RD #'S & DIVIDE BY 2
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HOW IS THE MEAN REM LATENCY CALCULATED?
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SUM OF ALL REM LATENCIES, DIVIDED BY THE # OF REM PERIODS THAT OCCURRED
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HOW FREQUENT ARE THE NAPS SCHEDULED DURING THE MSLT?
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EVERY 2 HOURS
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THIS SLEEP TEST IS USED IN THE ASESSMENT AND DIAGNOSIS OF DISORDERS OF EXCESSIVE SOMNOLENCE AND TO EVALUATE DAYTIME SLEEPINESS IN RELATION TO VARIOUS THERAPEUTIC OR EXPERIMENTAL MANIPULATIONS:
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THE MULTIPLE SLEEP LATENCY TEST (MSLT)
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HOW MANY MINUTES AFTER LIGHTS OUT (IF NO SLEEP IS SEEN) IS THE STANDARD MSLT TERMINATED?
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20 MINUTES
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IN ORDER TO ASSESS THE OCCURRENCE OF REM SLEEP DURING THE MSLT, THE TEST SHOULD CONTINUE FOR HOW LONG AFTER THE FIRST EPOCH OF SLEEP?
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15 MINUTES
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WHEN DOES SLEEP ONSET OCCUR WHEN SCORING AN MSLT?
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THE TIME FROM LIGHTS OUT TO THE FIRST EPOCH SCORED AS SLEEP
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EKG CHANNEL SHOWS REGULAR RHYTHM, RATE 60-100 BPM: P WAVE PRESENT AND UPRIGHT BEFORE EACH QRS COMPLEX. TIME INTERVAL IS SAME FOR ALL BEATS
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NORMAL SINUS RHYTHM
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EKG-REGULAR RHYTHM, RATE>100 BPM (SELDOM>150); P WAVES PRESENT AND UPRIGHT BEFORE EACH QRS COMPLEX. TIME INTERVAL IS SAME FOR ALL BEATS.
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SINUS TACHYCARDIA
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EKG-REGULAR RHYTHM, RATE <60 BPM; P WAVE PRESENT AND UPRIGHT BEFORE EACH QRS COMPLEX. TIME INTERVAL IS SAME FOR ALL BEATS.
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SINUS BRADYCARDIA
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EKG-SHOWS MORE P WAVES THEN QRS COMPLEXES WITH NO ASSOCIATION BETWEEN THE TWO. THE P-R INTERVAL IS VARIABLE AND THE QRS COMPLEXES ARE THE SAME AND REGULAR.
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3RD DEGREE AV BLOCK OR COMPLETE HEART BLOCK
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RESPIRATORY DISTURBANCE INDEX (RDI) IS A MEASUREMENT OF WHAT?
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THE NUMBER OF APNEA AND HYPOPNEAS PER HOUR OF TOTAL SLEEP TIME AS DETERMINED BY ALL- NIGHT POLYSOMNOGRAPHY.
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INFANT BREATHING PATTERN THAT ALTERNATES REGULAR BREATHING WITH 5-10 SECONDS OF APNEA.
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PERIODIC BREATHING
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DEFINE APNEA
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CESSATION OF AIRFLOW AT THE NOSTRILS AND MOUTH LASTING AT LEAST 10 SECONDS
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THE # OF APNEAS (OBSTRUCTIVE, CENTRAL, MIXED) PLUS HYPOPNEAS PER HOUR OF TOTAL SLEEP TIME AS DETERMINED BY ALL-NIGHT POLYSOMNOGRAPHY.
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RESPIRATORY DISTURBANCE INDEX (RDI)
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A COMPLAINT OF MORNING HEADACHES ASSOCIATED WITH SEVERE SLEEP APNEA IS A RESULT OF WHAT?
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SEVERE OXYGEN DESATURATION AND HYPERCAPNIA.
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WHAT INITIAL EFFECT DOES ADMINISTERING SUPPLEMENT OXYGEN HAVE ON THE OSA PATIENT?
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A SIGNIFICANT INCREASE IN APNEA DURATION WITH ASSOCIATED HYPERCAPNIA AND RESPIRATORY ACIDOSIS
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A CESSATION OF BREATHING, CHARACTERIZED BY AN ABSENCE OF BOTH ARIFLOW AND RESPIRATORY EFFORT.
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CENTRAL APNEA
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RAPID DEEP BREATHING, RESULTING IN REDUCED LEVELS OF CO2 IN THE BLOOD.
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HYPERVENTILATION
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INSUFFICIENT BREATHING VOLUMES, RESULTING IN INCREASED LEVELS OF CO2 IN THE BLOOD.
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HYPOVENTILATION
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ABNORMALLY LOW BLOOD OXYGEN SATURATION LEVEL.
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HYPOXEMIA
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A CESSATION OF BREATHING CAUSED BY UPPER AIRWAY OBSTRUCTION.
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OBSTRUCTIVE APNEA
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MAXIMUM AMOUNT OF AIR THE LUNGS CAN CONTAIN.
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TOTAL LUNG CAPACITY
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BREATHING PATTERN CHARACTERIZED BY RHYTHMIC WAXING AND WANING OF THE DEPTH OF RESPIRATION, WITH REGULARLY RECURRING PERIODS OF APNEAS.
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CHEYNE-STOKES RESPIRATION
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NORMAL ARTERIAL pCO2 VALUE
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35-45 mmHg
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NORMAL ARTERIAL pO2
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80-100 mmHg
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WHAT IS THE MAJOR CAUSE OF HYPOVENTILATION AND DECREASED VENTILATION RESPONSE TO CHEMICAL RESPONSE DURING SLEEP.
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INCREASED AIRWAY RESISTENCE
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PARADOXICAL BREATHING
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THE THORAX AND ABDOMEN MOVE IN OPPOSITE DIRECTION
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WHAT MONTAGE IS GENERALLY USED FOR THE MSLT
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THE CORE CHANNELS; 2 EOG, 4 EEG, CHEIN EMG, EKG
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|
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HOW IS THE MEAN SLEEP LATENCY CALCULATED?
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SUM OF ALL THE SLEEP LATENCIES FOR EACH NAP; IVIDED BY THE TOTAL NUMBER OF NAPS PERFORMED
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HOW IS THE MEDIAN SLEEP LATENCY CALCULATED?
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ALIGN ALL SLEEP LATENCIES IN NUMERIC ORDER. 5 NAP:SELECT THE 3RD #, 4 NAPS:+ 2ND & 3RD #'S & DIVIDE BY 2
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HOW IS THE MEAN REM LATENCY CALCULATED?
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SUM OF ALL REM LATENCIES, DIVIDED BY THE # OF REM PERIODS THAT OCCURRED
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HOW FREQUENT ARE THE NAPS SCHEDULED DURING THE MSLT?
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EVERY 2 HOURS
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THIS SLEEP TEST IS USED IN THE ASESSMENT AND DIAGNOSIS OF DISORDERS OF EXCESSIVE SOMNOLENCE AND TO EVALUATE DAYTIME SLEEPINESS IN RELATION TO VARIOUS THERAPEUTIC OR EXPERIMENTAL MANIPULATIONS:
|
THE MULTIPLE SLEEP LATENCY TEST (MSLT)
|
|
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HOW MANY MINUTES AFTER LIGHTS OUT (IF NO SLEEP IS SEEN) IS THE STANDARD MSLT TERMINATED?
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20 MINUTES
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IN ORDER TO ASSESS THE OCCURRENCE OF REM SLEEP DURING THE MSLT, THE TEST SHOULD CONTINUE FOR HOW LONG AFTER THE FIRST EPOCH OF SLEEP?
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15 MINUTES
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WHEN DOES SLEEP ONSET OCCUR WHEN SCORING AN MSLT?
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THE TIME FROM LIGHTS OUT TO THE FIRST EPOCH SCORED AS SLEEP
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EKG CHANNEL SHOWS REGULAR RHYTHM, RATE 60-100 BPM: P WAVE PRESENT AND UPRIGHT BEFORE EACH QRS COMPLEX. TIME INTERVAL IS SAME FOR ALL BEATS
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NORMAL SINUS RHYTHM
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EKG-REGULAR RHYTHM, RATE>100 BPM (SELDOM>150); P WAVES PRESENT AND UPRIGHT BEFORE EACH QRS COMPLEX. TIME INTERVAL IS SAME FOR ALL BEATS.
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SINUS TACHYCARDIA
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EKG-REGULAR RHYTHM, RATE <60 BPM; P WAVE PRESENT AND UPRIGHT BEFORE EACH QRS COMPLEX. TIME INTERVAL IS SAME FOR ALL BEATS.
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SINUS BRADYCARDIA
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EKG-SHOWS MORE P WAVES THEN QRS COMPLEXES WITH NO ASSOCIATION BETWEEN THE TWO. THE P-R INTERVAL IS VARIABLE AND THE QRS COMPLEXES ARE THE SAME AND REGULAR.
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3RD DEGREE AV BLOCK OR COMPLETE HEART BLOCK
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RESPIRATORY DISTURBANCE INDEX (RDI) IS A MEASUREMENT OF WHAT?
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THE NUMBER OF APNEA AND HYPOPNEAS PER HOUR OF TOTAL SLEEP TIME AS DETERMINED BY ALL- NIGHT POLYSOMNOGRAPHY.
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INFANT BREATHING PATTERN THAT ALTERNATES REGULAR BREATHING WITH 5-10 SECONDS OF APNEA.
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PERIODIC BREATHING
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IMAGING STUDY THAT ALLOWS FOR THE OBSERVATION OF ANATOMIC CHANGES IN THE UPPER AIRWAY DURING VENTILATION.
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VIDEO FLUOROSCOPY OF THE PHARYNX
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SLEEP STUDY MONITORING REVEALS EPSISODES OF SHALLOW BREATHING OF 10 SEC. OR LONGER WITH DECREASES IN O2 SATURATION, ASSOCIATED EEG AROUSAL, AND INCEREASED CO2 LEVELS. PATIENT ALSO HAS A REDUCED RESPONSE TO HYPERCAPNIA OR HYPOXIA DURING WAKE AND SLEEP.
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SLEEP RELATED HYPOVENTILATION-HYPOXEMIC SYNDROME
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DYSRHYTHMIC BREATHING
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NON-RHYTHMIC RESPIRATION WITH IRREGULAR RATE, RHYTHM AND AMPLITUDE DURING WAKE WITH OR WITHOUT O2 DESATURATION THAT WORSENS DURING SLEEP
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ARE NEWBORNS AND INFANTS OBLIGATORY NASAL BREATHERS OR MOUTH BREATHERS?
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NASAL BREATHERS
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PARADOXICAL BREATHING IS NOTED IN NEONATES OR INFANTS?
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NEONATES
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WHAT IS THE DIFINITION OF PERIODIC BREATHING?
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MINIMUM OF 3 CENTRAL EVENTS LASTING LESS THAN 4 SECONDS WITHIN 20 SECONDS OF EACH OTHER
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PERIODIC BREATHING IN THE NORMAL INFANT MOST COMMONLY OCCURS IN ACTIVE OR QUIET SLEEP?
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ACTIVE SLEEP
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A PERSON'S MAXIMUM BREATHING ABILITY.
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VITAL CAPACITY
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THE CONTENT OF AIR REMAINING IN THE LUNGS AT THE END OF NORMAL EXPIRATION.
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FUNCTIONAL RESIDUAL CAPACITY
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INCREASED RESISTANCE OF THE UPPER AIRWAYS SECONDARY TO BLOCKAGE OF ONE NASAL ORIFICE RESTRICTS VENTIALTION MORE SEVERELY IN REM OR NREM
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REM
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SPWSP?
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STAGING, PARAMETERS 10-20, WAVEFORMS, SIGNAL PROCESSING
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A PATIENT CAN BECOME THE PATHWAY OF LEAST RESISTANCE, AND THEREFORE SUSCEPTIBLE OT SHOCK WHEN WHAT OCCURS?
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WHEN NOT ALL THE EQUIPMENT ATTACHED TO THE PATIENT IS CONNECTED TO A COMMON GRAOUND.
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WHAT EQUATION BEST EXPRESSES TIME CONSTANT?
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TC=C X R
TC=TIME CONSTANT C=CAPACITANCE R=RESISTANCE |
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IMPEDENCES GREATER THAN 10,000 OHMS, ALLOWS FOR GREATER POTENTIAL OF ELCTRODE IMBALANCE AND APPEARANCE OF WHAT IN THE RECORDED SIGNAL.
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60 Hz INTERFERENCE
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IF THE CIRCUMFERENCE MEASUREMENT OF THE HEAD IS 60 CM, WHAT IS THE DISTANCE OF T4 ELECTRODE FROM THE Fp2 ELECTRODE?
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12 CM
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WHAT IS THE MINIMUM PAPER SPEED RECOMMENDED TO ALLOW CLEAR VISUAL RESOLUTION OF ALPHA AND SLEEP SPINDLES?
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10 MM/SEC
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WHAT SLEEP STAGE: LOW VOLTAGE MIXED FREQUENCY EEG WITH PROMINENCE FO ACTIVITY 2-7 CPS RANGE, SLOW EYE MOVEMENT, TENDS TO BE RELATIVELY SHORT, RANGING FROM 1-7 MINUTES.
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STAGE 1
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THE AMPLTITUDE OF THE WAVEFORM IS OCCASIONALLY AS HIGH AS 200 uV.
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VERTEX SHARP WAVE
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THE TOTAL DURATION OF THE WAVEFORM SHOULD EXCEED 0.5 SEC WITH A WELL DELINEATED NEGATIVE SHARP WAVE FOLLOWED BY A POSITIVE COMPONENT.
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K COMPLEX
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WHAT SLEEP STAGE REQUIRES AT LEAST 20% BUT NOT MORE THAN 50% OF THE EPOCH TO CONSIST OF WAVES OF 2 CPS OR SLOWER WITH AMPLITUDES GREATER THEN 75 uV FROM PEAK TO PEAK
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STAGE 3
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ALPHA ACTIVITY IN STAGE REM SLEEP IS HOW MANY CPS SLOWER THAN DURING WAKEFULNESS?
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1-2 CPS SLOWER
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HOW ARE EYE MOVEMENT RECORDED?
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THERE IS A SMALL ELECTROPOTENTIAL DIFFERENCE BETWEEN THE CORNEA (+) AND THE RETINA (-). AN ELECTRODE CLOSEST TO THE CORNEA WILL REGISTER A (+) DEFLECTION; ELECTRODE CLOSEST TO THE RETINA WILL REGISTER A (-) DEFLECTION.
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LIST THE 4 SKULL LANDMARKS USED IN THE 10-20 SYSTEM OF ELECTRODE PLACEMENT
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NASION, INION, RIGHT PREAURICULAR, AND LEFT PREAURICULAR
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THE DEGREE TO WHICH AN AMPLIFIER WILL REJECT A COMMON MODE SIGNAL IS EXPRESSED AS WHAT?
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COMMON MODE REJECTION RATIO
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NREM SLEEP IN THE INFANT IS KNOWN AS?
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QUIET SLEEP
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REM SLEEP IN THE INFANT IS KNOW AS?
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ACTIVE SLEEP
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OTHER THAN THE EEG RECORDING, WHAT ELSE IS USED TO DIFFERENTIATE THE SLEEP STAGES IN THE INFANT?
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OBSERVED BEHAVIORS AND MOVEMENT PATTERNS?
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AT WHAT AGE DO SLEEP SPINDLES APPEAR IN THE INFANT?
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THEY APPEAR AT 4 WEEKS OF AGE, DEVELOP RAPIDLY THROUGH 8 WEEKS OF AGE, AND CLEARLY CHARACTERIZE NREM SLEEP BY 3 MONTHS OF AGE
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AN EPOCH THAT DOES NOT MEET CRITERIA FOR ACTIVE OR QUIET SLEEP IS CALLED WHAT?
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INTERMEDIATE SLEEP
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TRACE ALTERNANT PATTERN IS ASSOCIATED WITH WHAT STAGE OF SLEEP IN THE INFANT?
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QUIET SLEEP
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