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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 ...
In a study conducted by the U.S. Army Research Institute for the Behavioral and Social Sciences in a report published May 1995 titled "Technical Report 1027 – Simulator Sickness in Virtual Environments", out of 742 pilot exposures from 11 military flight simulators, "approximately half of the pilots (334) reported post-effects of some kind ...
Fecal vomiting or copremesis is a kind of vomiting wherein the material vomited is of fecal origin. It is a common symptom of gastrojejunocolic fistula and intestinal obstruction in the ileum . [ 1 ] [ 2 ] Fecal vomiting is often accompanied by gastrointestinal symptoms, including abdominal pain , abdominal distension , dehydration , and diarrhea .
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 ]
First time introduction of a technical term if the term is immediately followed by a non-technical substitute in parentheses. Example (from Fern): A fern is defined as a vascular plant that reproduces by shedding spores to initiate an alternation of generations. New fronds arise by circinate vernation (unrolling leaf formation).
Nausea and vomiting associated with migraine headaches respond best to dopamine antagonists such as metoclopramide, prochlorperazine, and chlorpromazine. [22] In cases of gastroenteritis, serotonin antagonists such as ondansetron were found to suppress nausea and vomiting, as well as reduce the need for IV fluid resuscitation. [ 22 ]
The differential diagnosis can be complicated somewhat if the person exhibits only vomiting or diarrhea (rather than both). [1] Appendicitis may present with vomiting, abdominal pain, and a small amount of diarrhea in up to 33% of cases. [1] This is in contrast to the large amount of diarrhea that is typical of gastroenteritis. [1]
Morning sickness, also called nausea and vomiting of pregnancy (NVP), is a symptom of pregnancy that involves nausea or vomiting. [1] Despite the name, nausea or vomiting can occur at any time during the day. [2] Typically the symptoms occur between the 4th and 16th weeks of pregnancy. [2]