abdomin-, abdomino-, abdomen-
(Latin: belly, venter [the use of "stomach" is considered incorrect for this root word]; from Latin abdo-, to put away)
2. That section of the body that lies between the lower thorax or chest and the pelvis: The abdomen is the area of the body just below the diaphragm which contains the largest cavity in the body.
Also called belly (popular), venter, and stomach (incorrect). Derived from abdo, abdere, "to hide", and so probably originally referred to the "hidden part of the body".
Abdomen [Lat. from abdo, to hide.] A cavity commonly called the lower venter or belly: It contains the stomach, guts, liver, spleen, bladder, and is within lined with a membrane called peritoneum.
A stomach ache has been defined as an abominable pain in the abdominal area.
It supplies blood to the abdominal viscera, pelvic organs, and lower extremities.
The abdominal aorta provides blood to the abdominal structures, such as the testes, ovaries, kidneys, and stomach.
This is known to occur to some degree with aging, but other risk factors that accelerate this process have been identified, including high cholesterol, high blood pressure, smoking, diabetes, and family history for atherosclerotic disease.
Singers practice abdominal breathing so they can enhance their vocal performances.2. The process of inhaling and exhaling is supplemented by abdominal wall muscles that compress the contents of the abdomen and indirectly raise the diaphragm; diaphragmatic breathing: This kind of deep breathing, or abdominal breathing, is shown by the expansion of the abdomen rather than the chest when breathing.
Abdominal breathing is generally considered a healthier and fuller way to ingest oxygen, and it is often used as a therapy for hyperventilation, anxiety disorders and stuttering.
2. Etymology: from Latin abdomen, abdominis, "belly" and from medical Latin abdominalis.
The stomach (which is in the abdominal area) is lined with thirty-five million glands that produce about three quarts (2.85 liters) of gastric juices daily. Hydrochloric acid makes up roughly five percent of these juices and, together with other acids and various enzymes, constantly works to digest food particles.