. List some of the common features of visceral pain.
Question
. List some of the common features of visceral pain.
Solution
Visceral pain refers to pain that comes from the internal organs or "viscera". Here are some common features of visceral pain:
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Diffuse and Poorly Localized: Unlike somatic pain (pain originating from skin, muscles, and joints), which can be precisely located, visceral pain is often difficult to localize. This is because the nerve supply to the internal organs does not provide a precise location map to the brain.
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Referred Pain: Visceral pain is often referred, meaning it is felt in a location distant from the organ causing the pain. This happens because the nerves that supply the affected organ and a certain skin area often share a common pathway to the brain.
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Deep, Aching Sensation: Visceral pain is often described as a deep, aching, gnawing, or cramping sensation. The intensity can vary from mild to severe.
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Associated Symptoms: Visceral pain is often associated with other symptoms such as nausea, vomiting, sweating, changes in blood pressure and heart rate. This is due to the activation of the autonomic nervous system.
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Chronic Pain: If the underlying cause is not treated, visceral pain can become chronic. Chronic visceral pain can lead to changes in the central nervous system, a condition known as central sensitization.
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Response to Treatment: Visceral pain often responds poorly to traditional pain medications like non-steroidal anti-inflammatory drugs (NSAIDs). However, it may respond to other treatments like nerve blocks or neuromodulation.
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Triggered by Organ Distension or Ischemia: Visceral pain is often triggered by distension (stretching), contraction, or ischemia (lack of blood supply) of the internal organs.
Similar Questions
A 32-year-old woman experienced the sudden onset of a severecramping pain in the abdominal region. She also becamenauseated. List some of the common features of visceral pain.A. It results from activation of nociceptors in the viscera thatare innervated by the same fibers as innervate skin, inducesrapid shard pain, causes spasms of the visceral muscle, andshows relatively rapid adaptation.B. It is mediated by Aδ and C fibers in the ventral rootsof spinal nerves, radiates to a nearby or distant somaticstructure, is accompanied by sweating, and is relayed to thecortex by the spinothalamic tract.C. It is poorly localized, is accompanied by sweating, radiates toa somatic structure that may be some distance away, and isrelayed to the somatosensory cortex via the spinothalamic tract.D. It requires simultaneous activation of nociceptors withinand outside of the viscera, causes spasms of the visceral andskeletal muscle, and is relayed to the cortex by the dorsalcolumn pathway.E. It is well localized, is accompanied by sweating, radiates toa somatic structure that may be some distance away, andcauses spasms of visceral muscle.
The perception of pain:
Visceral sensory (afferent) neurons:Group of answer choicesare responsible for providing information to the CNS about stretch, distension and/or noxious stimuli associated with the visceraare responsible for referred pain because they have branches that also innervate somatic tissuesinnervate the heart where they increase activity in the SA noderefer pain to visceratravel mostly with components of the parasympathetic nervous system
Pain is a common end-of-life symptom in the older adult.Group of answer choicesTrueFalse
Pain is categorized into different types. Which of the following type of pain originates in the thoracic, abdominal, and pelvic viscera and presents diffused pain that often radiates?Group of answer choicesNeuropathic painSomatic painVisceral painMixed pain
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