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The phenomenon has been observed to occur several minutes after the removal of medical ventilators used to pump air in and out of brain-dead patients. [4] It also occurs during testing for apnea—that is, suspension of external breathing and motion of the lung muscles—which is one of the criteria for determining brain death used for example by the American Academy of Neurology.
Dehumanization can occur discursively (e.g., idiomatic language that likens individual human beings to non-human animals, verbal abuse, erasing one's voice from discourse), symbolically (e.g., imagery), or physically (e.g., chattel slavery, physical abuse, refusing eye contact).
Brain death is used as an indicator of legal death in many jurisdictions, [6] but it is defined inconsistently and often confused by the public. [7] Various parts of the brain may keep functioning when others do not anymore, and the term "brain death" has been used to refer to various combinations.
Additionally, dysregulation of the HPA axis, which governs the body's stress response system, is frequently observed in individuals who experience depersonalization. This dysregulation can manifest as alterations in cortisol levels and responsiveness to stress, potentially exacerbating feelings of detachment and unreality.
Without special treatment after circulation is restarted, full recovery of the brain after more than 3 minutes of clinical death at normal body temperature is rare. [ 6 ] [ 7 ] Usually brain damage or later brain death results after longer intervals of clinical death even if the heart is restarted and blood circulation is successfully restored.
A 1994 study suggested that breathing through alternate nostrils can affect brain hemisphere symmetry on EEG topography. [10] A later study in 2007 showed that this cycle (as well as manipulation through forced nostril breathing on one side) has an effect on endogenous ultradian rhythms of the autonomic and central nervous system. [11]
Rehumanization is the process by which one reverses the damage done by dehumanization.That is, in individuals or groups, the process of rehabilitating one’s way of perceiving the other(s) in question in one’s mind and in consequent behavior.
The aforementioned mechanism is the most common cause of brain death; however, this increase in intracranial pressure does not always occur due to an arrest in cardiopulmonary function. [5] Traumatic brain injuries and subarachnoid hemorrhages can also increase the intracranial pressure in the brain leading to a cessation of brain function and ...