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118 Cards in this Set
- Front
- Back
Who defined pain as "an unpleasant sensory or emotional experience associated with actual or potential tissue damage, or described in terms of such damage?"
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International Association for the Study of Pain (IASP)
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How is pain protective?
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It warns us of potential injury to the body.
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Who defined pain as "whatever the person says it is, and existing whenever the person says it does"
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Margo McCaffrey
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Arises in the skin or subcutaneous tissue.
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Cutaneous or superficial pain.
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Example of cutaneous pain
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-paper cut
-touching hot object |
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Caused by the stimulation of deep internal pain receptors.
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visceral pain
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Examples of visceral pain
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menstrual cramps, labor pain, GI infections, organ cancers
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Where is visceral pain most often experienced?
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abdominal cavity, cranium, or thorax
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Originates in the ligaments, tendons, nerves, blood vessels, and bones.
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deep somatic pain
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Examples of deep somatic pain
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sprain, arthritis, fracture, bone cancer
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occurs in an area distant from the original site
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referred pain
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example of referred pain
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feeling the pain of an MI not in the arm or jaw rather than the chest
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Name three ways to classify pain.
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1. site of pain
2. cause of pain 3. duration of pain |
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What are the two causes of physical pain?
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-nociceptive pain
-neuropathic pain |
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What is the most common type of pain experienced
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nociceptive pain
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Nociceptive pain occurs when these pain receptors respond to stimuli that are potentially damaging.
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nociceptors
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Name the causes of nociceptive pain
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trauma, inflammation, surgery
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Complex and often chronic pain that arises when injury to one or more nerves results in repeated transmission of pain signals even in the absence of painful stimuli
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neuropathic pain
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Example of causes of neuropathic pain
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diabetic neuropathy, tumor, stroke, viral infection
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What is a type of medication that can trigger neuropathic pain
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chemotherapy
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Name three ways to classify the duration of pain
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acute, chronic, intractable
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Type of pain that has a short duration and is generrally rapid in onset.
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Acute pain
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Acute pain ________ in intensity and may last up to ________ months
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-varies
-6 |
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Acute pain is most often associated with what (2 answers)
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-trauma
-surgery |
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How is acute pain protective
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It indicates potential or actual tissue damage
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What is helpful for the patient to know regarding acute pain
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that it will disappear as the tissues heal
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pain that has lasted 6 months or longer and interferes with daily activities is called
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chronic pain
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patients with chronic pain may experience periods of ____________ or __________
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-remission
-exacerbation (worsening) |
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examples of words used to describe pain
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dull, sharp, aching, burning, stabbing, throbbing, tingling, episodic, intermittent, constant, mild, distracting, moderate, severe, or intolerable
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What has the highest density of nociceptors?
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the skin
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what has the least density of nociceptors
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internal organs
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what is the procedure in which nociceptors become activated?
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transduction
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external forces that result in pressure or friction against the body
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mechanical stimuli
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involve strecthing of tissue in joints and body cavities related to bleeding and swelling, and compression of body tissues caused by the force of the accident
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mechanical stimuli
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surgical incisions, friction, skin shearing, or pressure from a mechanical device are examples of
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mechanical stimuli
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result from exposure to extreme heat or cold
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thermal stimuli
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can be internal or external. external would be lemon juice on a cut; internal would be chest pain experienced during a heart attack
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chemical stimuli
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What is the single greatest cause of pain
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inflammation
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the process in which peripheral nerves carry the pain message to the dorsal horn of the spinal cord
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transmission
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what are the two types of fibers that conduct pain along the the spinal cord
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-A-delta fibers
-C fibers |
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large diameter mylenated fibers that transmit fast pain
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A-delta fibers
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A-delta fibers transmit pain from which stimuli
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acute, mechanical, thermal
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two examples of A-delta fiber pain
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bumping your knee, pleasurable stimuli such as massage
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smaller unmylenated fibers that transmit slow pain
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C fibers
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Which type of stimuli do C fibers conduct
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mechanical, thermal, and chemical
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example of C fiber pain
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the lingering ache that occurs after you bump your knee
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most pain impulses are transmitted to which area of the brain
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the thalamus
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involves the recognition and definition of pain
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perception
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where in the brain does perception occur
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frontal cortex
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the point at which the brain recognizes and defines a stimulus as pain
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painn threshold
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repeated experience with pain can __________ a person's threshold
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reduce
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the duration or intensity of pain that a person is willing to endure
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pain tolerance
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tolerance varies from person to person, but for the ______ person in different situations
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same
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give an example in which pain tolerance would vary WITHIN the same individual
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Someone with post-op pain from kidney removal might complain of pain less if it was donated to a loved one rather than if it were removed due to cancer
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extreme sensitivity to pain is called
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hyperalgesia
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Explain how the gate control theory works
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-normal (unmodulated pain) travels down the SLOW C fibers
-when you experience pain and provide a nonpainful stimulus (rubbing your finger after hitting it with a hammer), the stimulus travels on the faster A-delta fibers -the non painful stimulus gets there faster, and can block the transmission of some of the pain travelling on the slow C fibers |
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Name four factors that influence pain
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-emotions
-developmental stage -sociocultural factors -cognitive and communication factors |
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Name five common emotions associated with pain
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fear, guilt, anger, helplessness, and loneliness
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some people feel that if they accept pain medication they will become __________
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addicted
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depression is most commpnly link with ___________ pain, especially intractable pain
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chronic
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Name two interventions that may aid in pain relief
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reflective listening
gentle touch |
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What three words seem to be used across many cultures to describe pain?
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-pain
-hurt -ache |
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Why are patients with impaired cognitive and communication abilities at risk for underassessment of pain and inadequate pain relief?
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they are unable to express their needs verbally
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What do you use as a form of self-reporting of pain from individuals with cognitive and communicative impairments
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nonverbal cues (facial expressions, vocalizations, changes in physical activity, changes in routines, mental status changes)
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At the onset of acute pain, the body automatically activates what, triggering the fight or flight response.
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the sympathetic nervous system
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If chronic pain persists, the body adapts, and this takes over
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the parasympathetic nervous system
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Ongoing pain triggers the release of excessive amounts of hormones. Name 6 of them.
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1. ACTH
2. Growth Hormone 3. Cortisol 4. ADH 5. catchecholamines 6. glucagon |
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In ongoing pain, do insulin and testosterone levels increase or decrease
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decrease
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Pain causes _______, the involuntary limiting of thoracic and abdominal movement in an effort to reduce pain
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splinting
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You should assess for pain __________ implementing a pain management intervention (eg, administering an analgesic) and ____minutes after the intervention
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-before
-30 |
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List two NANDA nursing diagnoses used when pain is the primary focus of the problem
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-Acute pain (anticipated duration of less than six months)
-chronic pain (more than months) |
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Pain assessments should be made how long after administering an oral administration
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30 to 60 minutes
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Why will you have to assess pain for an injection differently than for an oral medication
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the injection works more quickly
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Cutaneous stimulation is based on which method of pain relief
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gate control theory
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A battery-powered device about the size of a pager that is worn externally
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TENS (or a strap-on vibrator :))
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Similar to a TENS, but uses a needle proble to stimulate peripheral sensory nerves
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PENS
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The use of long, slow, guiding strokes in massage. It is used during labor and as back rubs for postsurgical patients
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effleurage
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If you are using heat or cold therapy and see extreme redness, blistering, cyanosis, or blanching , you should do what
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1. discontinue the treatment immediately
2. notify the physician (IN THAT ORDER)` |
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Involves stimulating the skin in an area opposite to the painful site. Helpful in patients who have a cast, bandages, an area painful to the touch or phantom pain.
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-contralateral stimulation
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When using splints, you must remember to remove the splints at __________ intervals so that the patient can exercise the area to prevent further injury
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regular
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True or False: It is okay to use distraction in place of analgesics in certain patients
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FALSE: You should never use distraction in place of analgesics
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Guided imagery can be used for acute, chronic, physical, or psychological pain, but for which type is it more effective?
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chronis
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type of touch in which the nurse gives energy to the patient
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therapeutic touch
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does therapeutic touch require physical contact
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no
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What two things are important to consider when using humor?
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that it is in good taste an age appropriate
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650 mg of aspirin or aceteminophen may relieve as much pain as _______ mg of oral meperidine or ___ to ___ mg of oxycodone
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-50
-3 to 5 |
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combining 2 ________ is not recommended because it increases the risks of side effects and may not be more effective
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NSAIDs
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taking a small daily dose of _________ to prevent MIs does not seem to be a risk for patients taking other NSAIDs
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aspirin
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One of the most common side effects of taking NSAIDs is what?
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gastric irritation
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How can gastric irritation from taking NSAIDs be helped
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-taking it with food
-taking enteric coated tablets |
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__________, even in recommended doses, can cause severe hepatotoxicity in patients who consume alcohol and in patients with liver disease
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acetaminopohen
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psychological dependence, or addiction, occurs in less than _______% even after long-term prescriobed use of opioids for pain
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1%
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you should monitor postoperative patients who receive opioids for sedation and respiratory depression every ___ to ______ hours during the first 12 to 24 hours after surgery.
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1 to 2 hours
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These stimulate Mu receptors and are used for acute, chronic, and cancer pain.
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Mu agonists
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codeine, morphine, hydromorphine(Dilaudid), fentanyl, methadone, and oxycodone are examples of
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Mu agonists
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When assessing respiratory depression and drowsiness, reduce the opioid _____% if analgesia if adequate
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25%
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to prevent drowsiness when using opioids, offer stimulants such as ____ during the daytime
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caffeine
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to increase peak concentration of opioids offer a ________ dose more frequently
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lower
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this route of opoid administration is preferred unless rapid onset of analgesia is required
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oral
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the transdermal route of opioid administration delivers a continuous release of the drug for up to how many hours
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72
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This opioid is commonly given as a transdermal pouch
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Fentanyl (Duragesic)
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Transdermal patches should be used carefully in _______ patients, because their increased temperature will increase absorption of the drug
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febrile (high fever)
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When is rectal administtration of opioids useful
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when the patient is vomiting, has a GI obstruction, or is at rosk for aspiration with oral meds
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The SubQ route of administering opioids may be used when
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intermittently and continuous administration
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what are the most commonly used SubQ opioids
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hydromorphine and morphine
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why are IM opioids used less frequently
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they are painful, the onset of action is slow, and the absprption is unreliable
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why should IM opioids be avoided in children
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because they are painful and children will often refuse pain meds to avoid the pain of the injection
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this route of administering opioids provides immediate pain relief and is desirable for acute or escalating pain
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IV
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IV opioids are commonly used for _______ ________ use and for hospitalized patients who can be closely monitored
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short-term
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PCA pumps are helpful because they give the patients a sense of _______ over pain
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control
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most PCA pumps can be programmed with ______ or _____ hour medication limits
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1 or 4 hours
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In intraspinal analgesics, which space is preferred because it poses less risk of complications
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the epidural space
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drugs in this category include anticonvulsants, antidepressants, local anasthetics, topical agents, etc; they can be used as primary therapy or in conjunctio with opioids
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adjuvant analgesics
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a type of regional anasthesia in which an anaesthetic agent is injected into or around the nerve that supplies sensation to a particular part of the body
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nerve blocks
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the injection of local anasthetics and long acting agents
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local anasthesia
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involves applying an agent that contains cocaine, lidocaine, or benzocaine directly to the skin, mucous membrannes, wounds, or burns
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topical anasthesia
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why should you include the family when teaching about pain
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pain is a barrier to learning (the family may be able to take in information that the patient can due to his/her pain)
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why should you document the pain management plan and the patient's responses
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because if you don't document it, it's the same as if you didn't do it.
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