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urinalysis

(Encyclopedia)urinalysis yo͝orˌənălˈĭsĭs [key], clinical examination of urine for the purpose of medical diagnosis. Urine is initially examined for such characteristics as color, odor, and specific gravity. ...

serotonin

(Encyclopedia)serotonin sĕrˌətōˈnĭn [key], organic compound that was first recognized as a powerful vasoconstrictor occurring in blood serum. It was partially purified, crystallized, and named in 1948, and it...

pressure group

(Encyclopedia)pressure group, body, organized or unorganized, that actively seeks to promote its particular interests within a society by exerting pressure on public officials and agencies. Pressure groups direct t...

Nuttall, George Henry Falkiner

(Encyclopedia)Nuttall, George Henry Falkiner nŭtˈôl [key], 1862–1937, American-British bacteriologist, b. San Francisco, M.D. Univ. of California, 1884, Ph.D. Univ. of Göttingen, 1890. In 1899 he became assoc...

sinus

(Encyclopedia)CE5 Sinuses of the face sinus, cavity or hollow space in the body, usually filled with air or blood. In humans the paranasal sinuses, mucus-lined cavities in the bones of the face, are connected b...

Dausset, Jean

(Encyclopedia)Dausset, Jean zhäN dōsĕˈ [key], 1916–2009, French immunologist. A physician specializing in blood diseases, he was the laboratory director of the National Blood Transfusion Center (1946–63) an...

jaundice

(Encyclopedia)jaundice jônˈdĭs, jänˈ– [key], abnormal condition in which the body fluids and tissues, particularly the skin and eyes, take on a yellowish color as a result of an excess of bilirubin. During t...

toxemia

(Encyclopedia)toxemia tŏksēˈmēə [key], disease state caused by the presence in the blood of bacterial toxins or other harmful substances. The effects of the bacterial toxins known as endotoxins are relatively ...

lymphatic system

(Encyclopedia)CE5 Lymphatic system lymphatic system lĭmfătˈĭk [key], network of vessels carrying lymph, or tissue-cleansing fluid, from the tissues into the veins of the circulatory system. The lymphatic sy...

cholesterol

(Encyclopedia)CE5 cholesterol kəlĕsˈtərōlˌ [key], fatty lipid found in the body tissues and blood plasma of vertebrates; it is only sparingly soluble in water, but much more soluble in some organic solvent...