<unk><unk>  vomitus refers to a particular appearance of vomit. Within organic heme molecules of red blood cells is the element iron, which oxidizes following exposure to gastric acid. This reaction causes the vomitus to look like<unk> <unk> .<unk><unk>  vomitus is a sign of possible upper gastrointestinal bleeding but studies show that it may not require urgent endoscopy.
Coffee ground vomiting
Fecal vomiting
Drooling
Hyperchlorhydria
Odynophagia
Pagophagia
Phytobezoar
Achlorhydria