The New International Webster's Pocket Medical & First Aid Dictionary of the English Language [antikvár]

aberrant abacterial Descriptive of that which is not caused or typified ly the presence of bacteria, abdomen, abdominal cavity That part of the human body comprising the lower portion of the trunk, defined by the lower section of the backbone and the muscles of the back, and abdominal muscles at the sides and front. The dia-phragm forms the top of the cavity and the pelvic basin forms the bottom. The abdominal cavity contains several important organs: the liver in the upper right portion; the stom-aeh and the spieen in the upper left portion; the small and large intestines in the lower portion; the kidneys, one on each side in the back; and the urinary bladder in the pelvic region. There are also major blood vessels and other smaller organs in the abdominal cavity, abduct To move away from the midline of the body, abduction Descriptive of the movement of a limb or part of a limb away from the midline of the body, as, for example, when the arm is lifted away from the side of the body. Similarly, separation of the fingers or toes is called abduction. See also, adducUon. abductor A muscle that controls movement away from the midline of the body aberrant Deviating from the usual or normal, as behavior of a w ¦ ! ¦ 1 : /V