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Some may have anxiety that makes them feel as if they will throw up when they actually might not. Other possible fears that may come with emetophobia is not being able to locate a restroom in a timely manner, not being able to stop throwing up, choking on vomit, being embarrassed due to the situation, or having to seek medical attention. [2]
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 ]
The Second Epistle of Peter refers to the proverb (2 Peter 2:22), [7] "But it is happened unto them according to the true proverb, The dog is turned to his own vomit again; and the sow that was washed to her wallowing in the mire." Kipling cites this in his poem The Gods of the Copybook Headings as one of several classic examples of repeated folly:
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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.
Symptoms of lactic acidosis include nausea, vomiting, and weakness. If you experience serious side effects when taking metformin, seek medical advice immediately.
Nausea is a diffuse sensation of unease and discomfort, sometimes perceived as an urge to vomit. [1] It can be a debilitating symptom if prolonged and has been described as placing discomfort on the chest, abdomen, or back of the throat.
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