| abdomen |
the part of the body between the chest and the hips. The abdomen contains the stomach, intestines, and liver. [1/2 definitions] |
| abomasum |
the fourth stomach chamber of cud-chewing mammals such as cows, in which food is digested. |
| alimentary canal |
the tube in the body through which food travels as it is digested. The alimentary canal goes from the mouth to the anus, and includes the esophagus, the stomach, and the small and large intestines. |
| antacid |
a substance people take to settle an upset stomach. Antacids work by reducing the strength of the acids that cause the upset. |
| autonomic nervous system |
the part of the nervous system in vertebrates that controls involuntary bodily processes, such as the operation of the heart, stomach, and glands; sympathetic and parasympathetic nervous systems together. |
| baking soda |
a white powder used to raise dough or batter during baking. It is also used to settle an upset stomach. |
| barium sulfate |
an opaque insoluble white powder that is used as a pigment in paints and a filler for plastics and textiles, and is swallowed as a diagnostic aid in x-ray examination of the stomach and intestines. |
| belch |
to release gas from the stomach through the mouth in a noisy burst; burp. [1/3 definitions] |
| belly |
the part of the body below the chest and above the legs that contains the stomach and intestines. |
| bowel |
(usually plural) the long tube below the stomach that forms part of the digestive system; intestine. |
| breast |
the front part of the body between the neck and the stomach; chest. [1/2 definitions] |
| cardia |
the opening from the esophagus into the stomach. |
| cardiac |
of or pertaining to the opening of the esophagus into the stomach. [1/3 definitions] |
| carminative |
a substance that induces expulsion of gas from the stomach and intestines. [2 definitions] |
| chyme |
the semifluid thick mass that is the product of the partial digestion of food in the stomach and that passes into the small intestine. |
| cilium |
one of the microscopic hairlike structures on the surface of many cells, providing locomotion in single-celled animals and movement of fluid across the cells that line certain organs, such as the lungs or stomach, in complex animals. [1/3 definitions] |
| crop |
a pouch in the digestive system of a bird, between its mouth and stomach. The crop stores food and prepares it for digestion. [1/7 definitions] |
| cud |
food that certain animals such as cows bring up from the first stomach to chew again. |
| digestion |
the process by which the stomach and intestines change food into a form that the body can use as energy. |
| digestive juice |
any or all of the fluids produced by the body to digest food, such as secretions by the salivary glands, stomach walls, pancreas, and liver. |
| digestive system |
the parts of the body that work together to break down food so that it can be used by the body as energy. The human digestive system includes the mouth, esophagus, stomach, and intestines. |