SuffixesThis presentation will explore the suffixes of –algesiaand –esthesia -algesia is the suffix meaning pain or sensitivity to pain. -esthesia means feeling or sensation.
-AlgesiaCommon Terms Analgesia- the absence of pain or sensation Hypalgesia- a decreased sensitivity to painful stimuli Hyperalgesia- an increased sensitivity to painful stimuli Neuroleptanalgesia- a state of quiescence, altered awareness and analgesia produced by the combination of opioid and neuroleptic
-EsthesiaCommon Words Anesthesia- a lack of sensations Hyperesthesia- the condition of excessive sensations Kinesthesia- the sense that detects the body position, weight, or movement Paresthesia- an abnormal sensation such as burning or itching Synesthesia- stimulation of one sensory or cognitive pathway leads to automatic, involuntary experiences in a second sensory or cognitive pathway
Anesthesia and AnalgesiaAnesthesia and Analgesia are by far the most commonterms out of those listed on the previous slides.Anesthesia and analgesia form a very important medicalspecialty that we call anesthesiology. A variety of drugsare used to block patients pain receptors, memory,responsiveness and/or muscle control. This specialtyallows patients to undergo surgery or other procedureswithout experiencing the pain and discomfort theytypically would in absence of these pharmacologicalagents. Anesthesia and analgesia have advancedmedicine substantially.
Types of AnesthesiaLocal Anesthesia- inhibits sensory reception on a specificlocation of the body (ex. Tooth or urinary bladder)Regional Anesthesia- inhibits sensation in a larger area ofthe body by blocking nerve impulses from that part of thebody and the spinal cordGeneral Anesthesia- inhibits sensory, motor andsympathetic nerve transmission at the level of the brain,which produces lack of sensation and unconsciousness
AnestheticsAnesthetics are drugs that produce a loss ofsensation or consciousness. Lidocaine Xylocaine Propofol Diprivan Procaine Sevoflurane Desflurane Isoflurane
AnalgesicsAnalgesics are medications that treatpain. They are split into two groups,non-narcotic and narcotics.Non-narcotics are used for minor tomoderate pain. They include aspirin,acetaminophen and ibuprofen.Narcotics are used for severe pain reliefand patients must use caution becausethey are addictive. They are collectivelycalled opiates and some common onesare morphine, oxycodone, Demerol andOxyContin.