analgesic ceiling effect ÇÇoccurs when a given pain drug no longer effectively controls pain
despite the administration of the highest safe dosages
analgesics ÇÇmedications that relieve pain without causing loss of consciousness
aka painkillers
antagonist ÇÇa drug that binds to a receptor and prevents a response
breakthrough pain ÇÇpain that occurs between doses of pain medication
cancer pain ÇÇpain resulting from any variety of causes related to cancer and/or the
metastasis of cancer
central pain ÇÇpain resulting from any disorder that causes central nervous system
damages
chronic pain ÇÇpersistent or recurring pain that is often difficult to treat
includes any pain that lasts longer than 3-6 months, pain lasting longer than 1 month after
healing of an acute injury, or pain that accompanies a nonhealing tissue injury
deep pain ÇÇpain that occurs in tissues below skin level
, opposite of superficial pain
gate theory ÇÇmost well-described theory of pain transmission and pain relief
uses a gate model to explain how impulses from damaged tissues are sensed in the brain
narcotics ÇÇlegal term originally applied to drugs that produce insensibility or stupor,
especially opioids (ex: morphine, heroin)
currently used to refer to any medically used controlled substance and to refer to any illicit or
street drug
neuropathic pain ÇÇpain that results from a disturbance of function in a nerve
nociception ÇÇprocessing of pain signals in the brain that gives rise to the feeling of pain
nociceptors ÇÇa subclass of sensory nerves (A and C fibers) that transmit pain signals to the
central nervous system from other body parts
nonopioid analgesics ÇÇanalgesics that are not classified as opioids
non steroidal antiinflammatory drugs (NSAIDs) ÇÇa large, chemically diverse group of drugs
that are analgesics and also possess anti-inflammatory and antipyretic activity