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Fundamentals · chapter 30 · Pain Assessment

The Pain Process

The 13 things this section of the textbook says that you are most likely to be asked about — quoted word for word, not retold. Then 6 practice questions with the reasoning.

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Key points

  1. Pain classification basis

    The body’s response to pain is dependent on the classification of pain and any factors affecting pain. Pain can be classified by duration, location, and cause.
  2. Pain process steps

    After nociception occurs, the body processes the pain through four major steps: transduction, transmission, perception, and modification.
  3. Transduction pathway

    It occurs when activated nociceptors in the peripheral nervous system send a pain signal to the central nervous system, starting in the dorsal root of the spinal cord (Yam et al., 2018).
  4. Pain perception factors

    Past experiences, external factors, other health issues, and environmental differences are just a few things that can affect the perception of pain.
  5. Nonpainful signal effects

    Nonpainful signals, such as electrical nerve stimulation, touch, or pressure can help counteract the severity of the pain signals.
  6. Gate control mechanism

    The gate control theory states that the central nervous system can use neurological “gates” to determine when pain is felt.
  7. Gate opening and closing

    When the “gates” are open, the pain signal can travel to the brain and be perceived as pain. When the “gates” are closed, the pain signal is blocked from traveling to the brain.
  8. Older adult pain risk

    Older adults are at increased risk for undertreatment of pain because they are less likely to report it and pain can present atypically with confusion and agitation.
  9. Psychological expectations

    A patient’s expectations of pain can often increase or decrease the severity. If a patient believes they will have a lot of pain, their perception can increase.
  10. Social pain influences

    Factors such as culture and socioeconomic status can influence how a patient perceives and articulates their pain (Heshmat, 2023).
  11. Individualized pain management

    Pain management must be multimodal and different for each patient to effectively treat pain.
  12. Pain location assessment

    Using tools such as pain location charts can help patients pinpoint the location of their pain, which may give healthcare providers a better idea of the cause of pain.
  13. Acute pain treatment priority

    The first step in treating acute pain is identifying the cause and ensuring that patients receive treatment before the pain becomes severe.

Terms to know

nociceptor
A nociceptor is designed to respond to potentially damaging stimuli by sending nerve signals to the spinal cord and brain.
nociception
The process by which painful stimuli are detected by nociceptors and begin to send the pain signals from the peripheral nervous system to the brain is called nociception (Chen et al., 2023).
transduction of pain
The starting point of the body passing painful stimuli to the brain is called transduction of pain.
perception of pain
The perception of pain occurs when the brain becomes aware of the pain through the cerebral cortex and determines an appropriate response to protect the body (Answine, 2018).
modification of pain
The modification of pain occurs when the brain changes the intensity of the pain signal based on the situation that originated the pain signal (Answine, 2018).
acute pain
Acute pain is defined as Pain that is short in duration and caused by an acute event.
chronic pain
Chronic pain is defined as pain that lasts longer than six months.
referred pain
Pain perceived at a location other than the site of the painful stimulus is called referred pain.

Practice questions

Stuck on select-all-that-apply? How to take them one option at a time.

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Every question here, with the answer

  1. A nurse is caring for an older adult patient who is restless and newly confused after an injury but says, “I’m fine,” when asked about pain. What is the nurse’s best interpretation?

    1. The patient may be experiencing pain because older adults may report pain less often and present atypically.
    2. The patient’s pain perception is unrelated to age and should be assessed only by location.
    3. The patient is unlikely to be in pain because they denied pain when asked.
    4. The patient’s pain should be classified as idiopathic because there is no verbal report of pain.

    Answer: The patient may be experiencing pain because older adults may report pain less often and present atypically.

    Older adults are at increased risk for undertreatment because they may not report pain, and pain may appear as confusion or agitation. The nurse should continue assessing pain rather than relying only on the patient’s denial. The other options ignore age-related differences or misuse pain classifications.

  2. A patient with chronic pain tells the nurse, “My pain is always worse when I am anxious and tired, but music helps me relax.” Which factors from the section should the nurse recognize as affecting this patient’s pain perception? Select all that apply.

    1. Positive emotions or relaxing activities
    2. The patient’s blood type
    3. Sleep
    4. Fatigue
    5. Anxiety

    Answer: Positive emotions or relaxing activities, Sleep, Fatigue, Anxiety

    The section identifies anxiety, fatigue, sleep, and emotional state as factors that can shape pain perception. It also notes that relaxing activities such as listening to music can reduce pain. Blood type is not identified in the section as a pain factor.

  3. A patient sprains an ankle and immediately applies firm pressure to the painful area, saying it makes the pain feel less intense. Which pain theory best explains this response?

    1. Gate control theory, because pressure can decrease pain signals traveling to the brain
    2. Transduction, because pressure activates chemical nociceptors in the mucous membranes
    3. Referred pain, because pressure moves pain to a distant superficial structure
    4. Perception, because the spinal cord determines the emotional meaning of pain

    Answer: Gate control theory, because pressure can decrease pain signals traveling to the brain

    Gate control theory explains that nonpainful signals such as pressure can help reduce pain signals reaching the brain. This is why clutching or applying pressure to an injured area may decrease pain sensation. The other options confuse pressure with nociceptor activation, perception, or referred pain.

  4. A nurse is assessing a patient’s pain and wants to include social factors that may influence pain perception and pain management. Which assessment areas should the nurse include? Select all that apply.

    1. Socioeconomic status
    2. Inflammation
    3. Spirituality
    4. Culture
    5. Social support

    Answer: Socioeconomic status, Spirituality, Culture, Social support

    Culture, social support, socioeconomic status, and spirituality are listed as social factors affecting pain. Inflammation is included in the section as a biological factor, not a social factor. Considering social factors supports holistic and culturally competent pain care.

  5. A patient with chronic abdominal pain from pancreatitis is receiving pain interventions but reports a sudden episode of severe pain that persists despite those interventions. How should the nurse classify this pain?

    1. Acute pain
    2. Cutaneous pain
    3. Referred pain
    4. Breakthrough pain

    Answer: Breakthrough pain

    Breakthrough pain is acute pain that occurs along with chronic pain and persists despite interventions for the chronic pain. The patient has chronic abdominal pain and severe pain despite treatment, matching the section’s description. Cutaneous and referred pain classify pain by location rather than this duration pattern.

  6. A patient reports deep abdominal pain that is hard to pinpoint and is accompanied by nausea, vomiting, and vital sign changes. Which features support the nurse’s classification of this pain as visceral pain? Select all that apply.

    1. It may be described as sickening, deep, squeezing, aching, pressure, and dull.
    2. It may be accompanied by nausea and vomiting.
    3. It typically shows outward signs such as cuts, burns, swelling, rashes, and bruising.
    4. It is diffuse and difficult to locate.
    5. It may be accompanied by vital signs changes.

    Answer: It may be described as sickening, deep, squeezing, aching, pressure, and dull., It may be accompanied by nausea and vomiting., It is diffuse and difficult to locate., It may be accompanied by vital signs changes.

    Visceral pain is associated with internal organs and is described as diffuse, difficult to locate, and sometimes accompanied by nausea, vomiting, and vital sign changes. The section also lists descriptors such as sickening, deep, squeezing, aching, pressure, and dull. Outward signs such as cuts, burns, swelling, rashes, and bruising are more consistent with cutaneous pain.

Where every quote comes from

Section 30.1 The Pain Process of Fundamentals of Nursing by Christy Bowen, Lindsay Draper, Heather Moore, OpenStax, 2024. Read the whole section free at openstax.org.

The textbook is licensed under CC BY-NC-SA 4.0. This page quotes it word for word and adds the headings, the order and the practice questions; references to the book's figures and stray spaces left by its formatting are removed. The page is shared under the same licence. Nothing here is sold.