| substantia alba | <anatomy> Brain tissue composed of myelin-coated nerve cell fibres. White matter carries information between the nerve cells in the brain and spinal cord. The inner portion of the cerebrum is composed of white matter. See: grey matter. (13 Nov 1997) |
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| diarrhoea alba | An infectious disease of chicks and other young birds caused by the bacterium Salmonella pullorum, which is carried in the ovaries of adult hens and appears in the eggs; in incubator-hatched birds, the disease usually involves the lungs and air sacs, but often spreads in flocks of young birds as an alimentary tract infection manifested by severe diarrhoea followed by septicaemia and death. Synonym: diarrhoea alba, white diarrhoea. (05 Mar 2000) |
| linea alba | A fibrous band running vertically the entire length of the centre of the anterior abdominal wall, receiving the attachments of the oblique and transverse abdominal muscles. Synonym: Hunter's line, white line. (05 Mar 2000) |
| lochia alba | The last discharge no longer tinged with blood. Synonym: lochia purulenta. (05 Mar 2000) |