Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «T»:
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Thigh
Thigh: The thigh extends from the hip to the knee. The thigh has only one bone, the femur which is the largest bone in the human body.
The thigh is the thick part of the leg. This is reflected in the word "thigh" which comes from the Indo-European root word "teue" meaning "swelling or enlargement"....
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Thigh bone
Thigh bone: The thigh bone in anatomy is called the "femur." Whichever term you care to use -- thigh bone or femur, it is the bone in the leg that extends
from the hip to the knee.
The thigh bone/femur constitutes the upper leg, that part of the leg above the knee. As compared to the lower leg whic...
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Thimerosal
Thimerosal: A mercury-containing preservative used in some vaccines and other
products since the 1930's. No harmful effects were reported from thimerosal at
doses used in vaccines, except for minor local reactions like redness and swelling at the injection site. There was specifically no evidence ...
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ThinPrep Pap test
ThinPrep Pap test: A modified Pap test technique designed
to reduce some of the technical problems inherent in the traditional
type of Pap smear.
In the traditional Pap test, cell samples are obtained from the
vagina, cervix, and cervical canal and spread on a glass slide. In
the ThinPrep Pap t...
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Thioxanthene
Thioxanthene: One of a group of drugs with antipsychotic activity which act by blocking postsynaptic (after-the-nerve) receptors for dopamine (a chemical that nerves use to communicate with one another) in the brain.
Examples include: thiothixene (brand name: Navane), chlorprothixene (Remeron) and...
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Third and fourth pharyngeal pouch syndrome
Third and fourth pharyngeal pouch syndrome: See: DiGeorge syndrome....
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Third cranial nerve
Third cranial nerve:Nerve, third cranial: The
third cranial nerve is the oculomotor nerve. The cranial nerves
emerge from or enter the skull (the cranium), as opposed to the
spinal nerves which emerge from the vertebral column. There are
twelve cranial nerves.
The oculomotor nerve is responsibl...
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Third degree burn
Third degree burn: See: Burn, third degree....
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Third stage of labor
Third stage of labor: The part of labor from the birth of the baby
until the placenta (afterbirth) and fetal membranes are delivered. The third stage of
labor is also called the placental stage....
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Third ventricle
Third ventricle: One cavity in a system of four communicating cavities within the brain that are continuous with the central canal of the spinal cord.
The four ventricles consist of two lateral ventricles, the third ventricle and the fourth ventricle:
Lateral ventricles: The lateral ventricles are...
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Thomas Campion
Thomas Campion: See: Campion, Thomas....
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Thomas Sydenham
Thomas Sydenham: See: Sydenham, Thomas....
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Thomas, Lewis
Thomas, Lewis: (1913-1993) American physician, biologist, and eminent essayist. Thomas graduated from Princeton University and Harvard Medical School. He was dean of the medical schools at Yale and New York University and chief executive officer of the Sloan-Kettering in New York City. In 1971, he ...
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Thoracentesis
Thoracentesis: Removal of fluid in the pleura
through a needle....
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Thoraces
Thoraces: Plural of thorax....
