Notes in 23 Monitoring IV: Miscellaneous Monitors & Equipment

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Published	12/13/2023	On a BIS monitor, the {{c1::electromyography indicator}} measures the activity of forehead muscle.
Published	12/13/2023	What induction drug increase BIS values?{{c1::Ketamine}}
Published	12/13/2023	What anesthetics do not change BIS values?{{c1::Opioids}} and {{c1::nitrous oxide}}
Published	12/13/2023	Cerebral oximetry measures {{c1::venous::venous/arterial}} oxygen saturation.
Published	12/13/2023	Cerebral oximetry measures {{c1::regional::regional/global}} oxygen saturation.
Published	12/13/2023	Cerebral oximetry (NIRS) can falsely interpret {{c1::scalp}} hypoxia as brain ischemia.
Published	12/13/2023	Cerebral oximetry is placed on a patient's scalp, over the {{c1::frontal}} lobe.
Published	12/13/2023	What two light sensors are contained in a cerebral oximeter?{{c1::Surface photodetector}} and {{c1::deep photodetector}}
Published	12/13/2023	Cerebral oximetry relies on the premise that {{c1::75}}% of blood in the brain is on the venous side of circulation.
Published	12/13/2023	{{c1::Unilateral}} burst suppression is associated with cerebral ischemia.
Published	12/13/2023	What anesthetic agent increases beta wave activity?{{c1::Nitrous oxide}}
Published	12/13/2023	Onset of new {{c2::delta waves}} on EEG during anesthesia signifies increased risk for {{c1::ischemia}}.
Published	12/13/2023	{{c1::Hypo}}carbia mimics cerebral ischemia on EEG.
Published	12/13/2023	On a patient state index (PSI) monitor, the target range for general anesthesia is {{c1::25}}-{{c1::50}}.
Published	12/13/2023	Electricity travels along the path of {{c1::least resistance}}.
Published	12/13/2023	The threshold for microshock that causes ventricular fibrillation is {{c1::100 μA}}.
Published	12/13/2023	The threshold for macroshock that causes ventricular fibrillation is {{c1::100 mA}}.
Published	12/13/2023	The maximum current for a harmless electrical shock is {{c1::5}} mA.
Published	12/13/2023	The minimum threshold for touch perception of electrical shock is {{c1::1}} mA.
Published	12/13/2023	The threshold for loss of consciousness with a macroshock is {{c1::50}} mA.
Published	12/13/2023	Which electrocautery setting produces more electromagnetic interference?{{c1::Coagulation}}
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