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Death eventually and inevitably occurs in all organisms. Some organisms, such as Turritopsis dohrnii, are biologically immortal; however, they can still die from means other than aging. [4] Death is generally applied to whole organisms; the equivalent for individual components of an organism, such as cells or tissues, is necrosis. [5]
Thanatology is the scientific study of death and the losses brought about as a result. It investigates the mechanisms and forensic aspects of death, such as bodily changes that accompany death and the postmortem period, as well as wider psychological and social aspects related to death. It is primarily an interdisciplinary study offered as a ...
Clarke noted that at the time of death there is a sudden rise in body temperature as the lungs are no longer cooling blood, causing a subsequent rise in sweating which could easily account for MacDougall's missing 21 grams. Clarke also pointed out that, as dogs do not have sweat glands, they would not lose weight in this manner after death.
A groundbreaking scientific discovery shows that death is reversible and changes what we know about dying.
Signs of death or strong indications that a human is no longer alive are: Respiratory arrest (no breathing); Cardiac arrest (no pulse); Brain death (no neuronal activity); The heart and lungs are vital organs for human life due to their ability to properly oxygenate human blood (lungs) and distribute this blood to all vital organs (heart).
Death is the termination of all vital functions or life processes in an organism or cell. [ 29 ] [ 30 ] One of the challenges in defining death is in distinguishing it from life. Death would seem to refer to either the moment life ends, or when the state that follows life begins. [ 30 ]
Cause of death – the purpose of a forensic autopsy is to determine the cause of death, which is the condition or conditions officially determined to have resulted in a human's death. In modern times, such a determination usually is essential data on a governmental death certificate. Capital punishment. Death row; Coroner; Crimes related to death
If death is not only a stoppage of the heart but a flatlining of brain waves, it's hard to explain how people who flatlined on the operating table can revive and describe to the doctors what they ...