| Horsley's bone wax | A mixture of antiseptic agents, oil, and wax used to stop bleeding by plugging bone cavities or haversian canals. Synonym: Horsley's bone wax. (05 Mar 2000) |
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| Horsley, Sir Victor | <person> English surgeon, 1857-1916. See: Horsley's bone wax. (05 Mar 2000) |
| Hortega cells | <pathology> A part of the neuroglia. It consists of small glial cells which migrate through nerve tissue and remove waste products by phagocytosis. (09 Oct 1997) |
| Hortega's neuroglia stain | <technique> One of several silver carbonate methods to demonstrate astrocytes, oligodendroglia, and microglia. (05 Mar 2000) |
| Hortega, Pio del Rio | <person> Spanish neurohistologist in South America, 1882-1945. See: Hortega cells, Hortega's neuroglia stain. (05 Mar 2000) |
| Horton's arteritis | giant cell arteritis |
| Horton's cephalalgia | <symptom> A term used to describe a headache that is typified by constant, unilateral pain around the eye, with onset usually within 2-3 hours of falling asleep. Can be accompanied by a blocked nasal passage, runny nose, and-or tearing. One may also notice facial flushing, ptosis (dropping eyelid), facial swelling and constriction of the pupils. (27 Sep 1997) |
| Horton's headache | <symptom> A term used to describe a headache that is typified by constant, unilateral pain around the eye, with onset usually within 2-3 hours of falling asleep. Can be accompanied by a blocked nasal passage, runny nose, and-or tearing. One may also notice facial flushing, ptosis (dropping eyelid), facial swelling and constriction of the pupils. (27 Sep 1997) |
| Horton's syndrome | <syndrome> A term used to describe a headache that is typified by constant, unilateral pain around the eye, with onset usually within 2-3 hours of falling asleep. Can be accompanied by a blocked nasal passage, runny nose, and-or tearing. One may also notice facial flushing, ptosis (dropping eyelid), facial swelling and constriction of the pupils. (27 Sep 1997) |
| Horton, Bayard | <person> U.S. Physician, *1895. See: Horton's arteritis, Horton's cephalalgia, Horton's headache. (05 Mar 2000) |
| hortus siccus | A collection of specimens of plants, dried and preserved, and arranged systematically; an herbarium. Origin: L, a dry garden. Source: Websters Dictionary (01 Mar 1998) |
| horizontal |
Side-to-side, or stretched out flat like the horizon (opposite of vertical).
Ãâó: www.reefed.edu.au/glossary/h.html
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| horizontal |
Plane parallel to the horizon when a person stands upright.
Ãâó: www.ualberta.ca/~neuro/OnlineIntro/glossary.htm
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| horehound |
is a perennial herb native to Europe and found in waste places of North America. It prefers a sunny location, growing on dry, sandy fields, waste places, and roadsides. The herb is also cultivated in gardens. Horehound has a hollow, hairy stem, 18 inches in height. It bears dark, green, opposite, ovate leaves that are wrinkled and hairy. Small, white flowers grow in axillary whorls in the leaf axils, blooming from June to August. The seeds grow at the bottom of the calyx.
Ãâó: www.springboard4health.com/notebook/dict_h.html
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| hordeolum |
external - infection of a lash follicle (stye), internal - infection of a meibomian gland.
Ãâó: www.cochraneeyes.org/glossary.htm
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| hormone |
a chemical substance released into the body by the endocrine glands such as the thyroid, adrenal, or ovaries. The substance travels through the bloodstream and sets in motion various body functions. For example, prolactin, which is produced in the pituitary gland, begins and sustains the production of milk in the breasts after childbirth.
Ãâó: www.mesothelioma-settlement-information.org/Mesoth...
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| hor | a padded gymnastic apparatus on legs |
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| hor | a chessman in the shape of a horse's head |
| hor | a framework for holding wood that is being sawed |
| hor | troops trained to fight on horseback |
| hor | provide with a horse or horses |
| hor | indulge in horseplay |
| hor | erect perennial strong-scented with serrate pointed leaves and a loose panicle of yellowish flowers |
| hor | a farm building for housing horses or other livestock |
| hor | a bean plant cultivated for use animal fodder |
| hor | stable gear consisting of a blanket placed under the saddle |
| hor | parasitic chiefly on horses |
| hor | breeding horses |
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