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Medical Dictionary Definitions A-Z List

Medical Dictionary Definitions A - Z - «J»:

  1. Jugular Jugular
    Jugular: The principal vein in the front of either side of the neck. The word comes from the Latin jugulum meaning throat. The jugular is "the vein of the throat" or in ancient times "the sacrificial vein." ...
  2. Jugular vein Jugular vein
    Jugular vein: The jugular veins are in the neck and drain blood from the head, brain, face and neck and convey it toward the heart. The external jugular vein collects most of the blood from the outside of the skull and the deep parts of the face. It lies outside the sternocleidomastoid muscle, passe...
  3. Jugular vein, external Jugular vein, external
    Jugular vein, external: The more superficial of the two jugular veins in the neck that drain blood from the head, brain, face and neck and convey it toward the heart. The external jugular vein collects most of the blood from the outside of the skull and the deep parts of the face. It lies outside th...
  4. Jugular vein, internal Jugular vein, internal
    Jugular vein, internal: The deeper of the two jugular veins in the neck that drain blood from the head, brain, face and neck and convey it toward the heart. The internal jugular vein collects blood from the brain, the outside of the face and the neck. It runs down the inside of the neck outside the ...
  5. Julius Axelrod Julius Axelrod
    Julius Axelrod: See: Axelrod, Julius....
  6. Jumper's knee Jumper's knee
    Jumper's knee: See: Patellar tendonitis....
  7. Junctional epidermolysis bullosa Junctional epidermolysis bullosa
    Junctional epidermolysis bullosa: A blistering skin condition inherited in an autosomal recessive manner, due to mutation of a gene that normally promotes the formation of anchoring filaments (thread-like fibers) or hemidesmosomes (complex structures composed of many proteins). These structures anch...
  8. Juncture Juncture
    Juncture: In anatomy, a place where two or more structures join; a joint. From the Latin jungere, to join....
  9. June cold June cold
    June cold: A popular term for hay fever. Although the symptoms of a "June cold" may be quite similar to those of a real cold, the term "June cold" is a misnomer. Unlike a real cold, it is not caused by a virus, but by allergy. It is therefore also known as allergic rhinitis a runny nose due to an ...
  10. Junk DNA Junk DNA
    Junk DNA: Noncoding regions of DNA that have no apparent function. The term "junk DNA" is a disparaging one, expressing some of the disappointment felt by geneticists when they first gazed upon sizable segments of the genetic code and, instead of seeing one wonderful gene after another, they saw a f...
  11. Jurisprudence, medical Jurisprudence, medical
    Jurisprudence, medical: See: Medical jurisprudence....
  12. Juvenile Juvenile
    Juvenile: Between infantile and adult as, for example, in juvenile rheumatoid arthritis (onset before age 16 years) and juvenile diabetes (type 1 diabetes)....
  13. Juvenile chronic arthritis, systemic-onset Juvenile chronic arthritis, systemic-onset
    Juvenile chronic arthritis, systemic-onset: See: Arthritis, systemic-onset juvenile rheumatoid....
  14. Juvenile chronic myelogenous leukemia Juvenile chronic myelogenous leukemia
    Juvenile chronic myelogenous leukemia: See: Juvenile myelomonocytic leukemia....
  15. Juvenile CML Juvenile CML
    Juvenile CML: Juvenile chronic myelogenous leukemia. See: Juvenile myelomonocytic leukemia....