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24 Cards in this Set
- Front
- Back
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What three effects does propel decrease:
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CBF, CMRO2, ICP
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CMRO2 is a measure of:
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Consumption
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Decreased ICP leads to a decrease in:
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CPP
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MAP - ICP =
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CPP
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Cerebrovascular ______ is not affected.
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Autoregulation
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There is an _____ in latency and a _____ in amplitude of SSEPs.
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Increase; decrease
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Delay between receipt of a stimulus by a sensory nerve and the response to it.
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Latency
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Somatosensory evoked potentials:
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SSEPs
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Induction may be accompanied by an ________ (muscle twitching, spontaneous movements, or hiccups) is _____ % of pts.
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Excitatory phenomenon; 15
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You can see anxiety, agitation, and bucking if you:
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D/c the infusion too quickly
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A drop in b/p is precipitated by a decrease of what three parameters?
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SVR, contractility, and preload
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Giving a large dose, rapidly, or being elderly can all precipitate:
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Drop in b/p
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Patients with impaired _______ may experience a significant drop in CO.
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Ventricular function
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A decrease in ____ and _____ can lead to a drop in CO.
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Ventricular filling pressures, contractility
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The drop in blood pressure may be more profound in pt's with:
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Hemodynamic instability
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A lower HR (20-30 pt drop) may be observed during:
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Maintenance
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A resetting of the baroreceptor reflex and/or reduction in sympathetic activity may explain:
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Drop in b/p during maintenance
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Propofol produces a ________ decrease in RR. May have a decrease in ____ and _____.
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Dose dependent; TV, minute ventilation
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There is a _______ in sensitivity of the respiratory drive to increased PaCO2.
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Decrease
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Transient ____ may be observed after large, rapid bolus administration.
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Apnea
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May have green or brown urine after more than 5 days of infusion; this may be d/t ____ excretion in the urine.
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Phenol
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Accidental arterial injection is:
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Not a problem
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Propofol _____ block cortisol, trigger MH, produce histamine release.
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Doesn't
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After it is drawn up in a syringe, propofol must be discarded in _____ hours.
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4-6
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