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Vomiting (also known as emesis, puking and throwing up) [a] is the involuntary, forceful expulsion of the contents of one's stomach through the mouth and sometimes the nose. [ 1 ]
The theory explains why labyrinthine-defective individuals are immune to motion sickness; [31] [32] why symptoms emerge when undergoing various body-head accelerations; why combinations of voluntary and reflexive eye movements may challenge the proper operation of Sherrington's Law, and why many drugs that suppress eye movements also serve to ...
Norovirus, also known as Norwalk virus and sometimes referred to as the winter vomiting disease, is the most common cause of gastroenteritis. [ 1 ] [ 6 ] Infection is characterized by non-bloody diarrhea , vomiting , and stomach pain .
content of menu options (so as to mimic proposed legislation). Our asymmetrically paternalistic intervention is conceptually similar to the proposal of Sunstein and Thaler (2003) that healthy food options be positioned first in cafeterias, thereby inducing consumers to take more healthy food without limiting the availability of other choices.
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Vomiting (the expulsion of gastric contents) is usually preceded by retching, but retching and vomiting can occur separately [6] and involve different sets of muscles. [7] During a retch, thoracic pressure is decreased and abdominal pressure is increased , which may serve to position gastric contents and overcome esophageal resistance. [ 6 ]
In humans, the vomiting response may be preceded by an unpleasant sensation termed nausea, but nausea may also occur without vomiting. The central nervous system is the primary site where a number of emetic stimuli (input) are received, processed and efferent signals (output) are generated as a response and sent to various effector organs or ...
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