Search results
Results from the WOW.Com Content Network
Ingestion is the consumption of a substance by an organism. In animals, it normally is accomplished by taking in a substance through the mouth into the gastrointestinal tract, such as through eating or drinking. In single-celled organisms, ingestion takes place by absorbing a substance through the cell membrane.
Indigestion, also known as dyspepsia or upset stomach, is a condition of impaired digestion. [2] Symptoms may include upper abdominal fullness, heartburn, nausea, belching, or upper abdominal pain. [3]
Transit time through the small intestine is an average of 4 hours. Half of the food residues of a meal have emptied from the small intestine by an average of 5.4 hours after ingestion. Emptying of the small intestine is complete after an average of 8.6 hours. [30]
Eating (also known as consuming) is the ingestion of food. In biology, this is typically done to provide a heterotrophic organism with energy and nutrients and to allow for growth. Animals and other heterotrophs must eat in order to survive — carnivores eat other animals, herbivores eat plants, omnivores consume a mixture of both plant and ...
Polydipsia is excessive thirst or excess drinking. [1] The word derives from Greek πολυδίψιος (poludípsios) 'very thirsty', [2] which is derived from Ancient Greek πολύς (polús) 'much, many' and δίψα (dípsa) 'thirst'.
Definition and classification Food is any substance consumed to provide nutritional support and energy to an organism . [ 2 ] [ 3 ] It can be raw, processed, or formulated and is consumed orally by animals for growth, health, or pleasure.
In most vertebrates, digestion is a multistage process in the digestive system, starting from ingestion of raw materials, most often other organisms. Ingestion usually involves some type of mechanical and chemical processing. Digestion is separated into four steps: Ingestion: placing food into the mouth (entry of food in the digestive system),
Calcium carbonate antacid tablets. An antacid is a substance which neutralizes stomach acidity and is used to relieve heartburn, indigestion, or an upset stomach. [1] Some antacids have been used in the treatment of constipation and diarrhea. [2]