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Anesthesia
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-sensation & feeling
- unconsciousness produced by a
controlled, reversible intoxification of the
CNS
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Anesthetist
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- person trained to perform anesthesia
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Anesthesiologist
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-one who perfects anesthesia
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Sedative
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Mild degree of CNS depression
- p is "awake" but calm, relaxed, 7 less aware, responsive to surruondings
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Analgesia
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W/out pain / relief from
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Autonomic Nervous System
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Involuntary controls of vital body fxns
- ex, HR, RR
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Sympathetic Nervous System
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- flight or fight
- adrenergic response
- increase HR,BP, O2 DEMAND, BLD FLOW
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Parasympathetic Nervous System
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- Cholineergic- used to block neg affects of anesthesia
- decrease body fxns
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Inhalant
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- agebt that is inhaled & absorbed in the bld via alveoli; volatile liquids- usually a liquid vaporized into gas & delivered via anesthetic machine
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Drug Catogories
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-Agonist -Neuroleptanalgesic
-Antagonists - Dissociogenics
-mixed Agonists/Antagonists (Partial Agonists)
- local Analgesics
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Narcotics
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- opiods derived from plants or synthesized; have alalgesic effects on body
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Agonists
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- stimulates opiod recepters in body to produce physiological effects
- morphine, oxymorphone, hydromorphone,fentanyl, codeine, meperidine
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Antagonists
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-Bind receptors & compete w/ agonist "reverse" the effects of opiods
- naloxone, neostigmine, yoimbine
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Mixed Agonists/Antagonists ( Partial Agonists)
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- affects different receptors to balance analgesia w/ anethesia
- butorphanol, buprenorphine
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Neuroleptanalgesic
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-combo of narcotic / sedative
-have a calming over P w/ pain relief
-ace + torb, domitor + morphine
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