| HSC | Hand-Schuller-Christian [syndrome]; Health and Safety Commission; health sciences center; health scr... |
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| HPL | human parotid lysozyme; human peripheral lymphocyte; human placental lactogen |
| HCS | Hajdu-Cheney syndrome; Hazard Communication Standard; health care support; hourglass contraction of ... |
| HES | health examination survey; hematoxylin-eosin stain; human embryonic skin; human embryonic spleen; hy... |
| HHS | [Department of] Health and Human Services; Hearing Handicap Scale; hereditary hemolytic syndrome; hu... |
| electronic number | <chemistry> The number of electrons in the outermost orbit (valence shell) of an element. (05 Mar 2000) |
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| electronic pacemaker | An electric device that can substitute for the normal cardiac pacemaker, controlling the heart's rhythm by artificial electric discharges. Synonym: electronic pacemaker. (05 Mar 2000) |
| electronic pacemaker load | The impedance to the output, the standard load being 500 ohms resistance ± 1%. (05 Mar 2000) |
| electronic potential | <chemistry, physiology> The measure (in volts) of electron pressure. A measure of the difference in electron concentrations between two compartments, such as either side of a cell membrane. (09 Oct 1997) |
| health and human services | See HHS. (12 Dec 1998) |
| united states dept. Of health and human services | A department of the united states government concerned with administering those agencies and offices having programs pertaining to health and human services. (12 Dec 1998) |
| adenoviruses, human | Species of the genus mastadenovirus, causing a wide range of diseases in humans. Infections are mostly asymptomatic, but can be associated with diseases of the respiratory, ocular, and gastrointestinal systems. (12 Dec 1998) |
| adenovirus infections, human | Respiratory and conjunctival infections caused by 33 identified serotypes of human adenoviruses. (12 Dec 1998) |
| antigens, human platelet | Human alloantigens expressed only on platelets, specifically on platelet membrane glycoproteins. These platelet-specific antigens are immunogenic and can result in pathological reactions to transfusion therapy. (12 Dec 1998) |
| bites, human | Bites inflicted by humans. (12 Dec 1998) |
| bonding, human-pet | The emotional attachment of individuals to pets. (12 Dec 1998) |
| packed human blood cells | Whole blood from which plasma has been removed; may be prepared any time during the dating period of the whole blood from which it is derived, but not later than six days after the blood has been drawn if separation of plasma and cell's is achieved by centrifugation. (05 Mar 2000) |
| papilloma virus, human | A family of over 60 viruses responsible forcausing warts. The majority of the viruses produce warts on the hands, fingers, and even the face. most of these viruses are innocuous, causing nothing more than cosmetic concerns. Several types of HPV are confined primarily to the moist skin of the genitals, producing genital warts and elevating the risk for cancer of the cervix. These viruses that cause wartlike growths on the genitals and contrribute to cancer of the cervix are sexually transmitted. (12 Dec 1998) |
| parainfluenza virus 1, human | The type species of paramyxovirus also called haemadsorption virus 2 (ha2), which causes laryngotracheitis in humans, especially children. (12 Dec 1998) |
| parainfluenza virus 2, human | A species of rubulavirus associated particularly with acute laryngotracheitis (croup) in children aged 6 months to 3 years. (12 Dec 1998) |