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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 ]
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 ]
To learn more about food allergies in dogs, this expert's guide can help. 3. Medication reactions. Vomiting can be due to a reaction to a new medication. If your pet has recently started a new ...
“Norovirus is the leading cause of vomiting and diarrhea from acute gastroenteritis in the U.S., responsible for 58% of foodborne illnesses and about 2,500 outbreaks annually,” Justman says.
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 ]
24/7 Help. For premium support please call: 800-290-4726 more ways to reach us. Sign in. Mail. 24/7 Help. For premium support please call: ... infections, or severe nausea or vomiting. Another ...
Motion sickness occurs due to a difference between actual and expected motion. [1] [2] [4] Symptoms commonly include nausea, vomiting, cold sweat, headache, dizziness, tiredness, loss of appetite, and increased salivation.
Retroperistalsis is the reverse of the involuntary smooth muscle contractions of peristalsis.It usually occurs as a precursor to vomiting.Local irritation of the stomach, such as bacteria or food poisoning, activates the emetic center of the brain which in turn signals an imminent vomiting reflex.
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