1) Theta rhythm has a frequency of: a) < 4 cps b) 4 – 7 cps c) 8 – 13 cps 2) End Tidal is a type of: a) Capnography b) ECG c) Respiratory Effort Sensor 3) "Stage N2 sleep has characteristic waveforms one of which are: a) Vertex waves b) Sleep spindles c) Sawtooth waves 4) A low frequency filter: a) Allows rhythms with a lower frequency to pass. b) Allows rhythms with a higher frequency to pass. c) Allows only 60 Hz to pass 5) What landmark is used in the placement of EOG electrodes: a) Preauricular b) Outer Canthus c) "c. d) Eye Brow" 6) Which of the following describes a central sleep apnea? a) Cessation of nasal/oral airflow with continued respiratory effort. b) Initial cessation of nasal/oral airflow and respiratory effort followed by continuation of respiratory effort. c) Simultaneous cessation of airflow and respiratory effort. 7) Which has a positive polarity? a) Retina b) Cornea c) Outer Canthus 8) If the primary pacemaker fails which of the following would be the secondary pacemaker? a) SA node b) Purkinje fiber c) AV node 9) The International Classification of Sleep Disorders, second edition (ICSD-2). includes____ sleep disorders: a) >20 b) >50+D25 c) >70 10) Which stage of sleep needs delta waves with 75 μv amplitude? a) Stage N 2 b) Stage REM c) Stage N3 11) Sleep spindles may occur in each of the following sleep stages EXCEPT: a) Stage N1 b) Stage N2 c) Stage N3 12) The standard speed and epoch length in polysomnography is: a) 30mm/sec or 10 sec epoch b) 10 mm/sec or 30 sec epoch c) 20 mm/sec or 15 sec epoch 13) The interpeting physician should review and sign orders:  a) prior to the study b) After scoring the study c) After their interpretation 14) HIPAA relates to a) Patient outcomes b) Patient confidentaility c) Patient satifaction 15) Impedance is a measure of ___ in a situation where voltages vary in polarity. a) Resistance b) Current c) Voltage 16) Two peripheral chemoreceptors are: a) PONS & Ventral respiratory group b) Carotid & Aortic bodies c) Dorsal & Ventral Respiratory Groups 17) Maggie's law is a law againist ----------. a) Drug impaired drivers b) Sleepy drivers c) Working on Maggie's farm. 18) ____ is an abrupt & reversible decrease or loss of muscle tone most frequently elicited by emotion. a) EDS b) Sleep paralysis c) Cataplexy 19) REM latency is calculated from a) Lights out b) Sleep onset c) Bio-Cals

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