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Here is a quick mnemonic “MECHANISMS to remember about Mechanisms Underlying Dyspnea

This can be valuable for patients as well as medical doctors, nurses & students doing their clinical rounds. You can also find it very useful for med exams like USMLE, NExT Medical Step 1&2, MBBS, NEET PG, INI-CET, FMGE,MCAT & NCLEX exams

Mechanisms Underlying Dyspnea : How To Remember Easily ?

  • M – Mechanisms underlying dyspnea are complex.
  • E – It can arise from different contributory respiratory sensations.
  • CChest tightness or air hunger are examples of specific respiratory sensations.
  • H – A given disease state might produce dyspnea via multiple underlying mechanisms.
  • A – Dyspnea can arise from a variety of pathways.
  • N – Afferent signals from the respiratory system trigger the central nervous system.
  • I – Integrative signaling between the pathways can result in efferent-reafferent mismatch.
  • S – Sensory receptors in the respiratory system, such as chemoreceptors and mechanoreceptors, play a role.
  • M – Motor signals from the CNS to respiratory muscles contribute to the work of breathing.
  • S – Skeletal muscle and psychological factors like fear or anxiety can exacerbate dyspnea.


Mechanisms Underlying Dyspnea – Mnemonic

Dr. Arin Nandi

Passionate About Medical Science & Helping Future Doctors Achieve Top Ranks In Medical Exams. He is professionally a dentist as well as a public health expert from JIPMER (1), (2)working in health department