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Medical Dictionary: u

TermDefinitionCategory
UAurinalysis Urinary
UEupper extremity directional
ul/oscar, gumsgeneral
ulcerA lesion on the surface of a organ or tissue, produced by the sloughing of inflammatory necrotic tissue. General
-ulesmall, small onegeneral
ulnaThe inner and longer bone of the forearm. Skeletal
ulnarPertaining to the ulna, the long medial bone of the forearm.Skeletal
ultra-beyondgeneral
ultrasonographyThe visualization of deep structures of the body by recording the reflections of ultrasonic pulses directed into the tissues. General
ultravioletElectromagnetic radiation that has shorter wavelengths than visible light.General
-umstructure, tissuegeneral
umbilic-umbilicus (navel)reproductive
umbilicalPertaining to the opening in the abdominal wall where the blood vessels from the placenta enter.Reproductive
umbilical cordThe flexible rope-like structure that connects a developing fetus to the placenta. The cord contains blood vessels which carry oxygen and nutrients from the mother to the fetus and waste products away from the fetus. Reproductive
umbilicusThe depression in the center of the abdominal wall where the umbilical cord entered in the fetus. Also called the navel.Reproductive
un-not, reversal of an actiongeneral
unconsciousnessAbnormal loss of awareness of self and environment and lack of responsiveness to sensory stimuli.Nervous
uncusA hook-shaped structure.General
ung.ointment
ungu/onailintegumentary
ungualPertaining to the nails.Integumentary
unguisA nail.Integumentary
uni-onegeneral
ur/ourineurinary
uran/ohard palatedigestive
ureaA compound formed in the liver which is the major nitrogenous end product of protein metabolismUrinary
uremiaPresence of excessive amounts of urea in the blood. May be a sign of renal disease or failure.urinary
-uresisurinationurinary
ureterOne of a pair of tubes that transports urine from the kidney pelvis to the urinary bladder. Urinary
ureter/oureterurinary
ureteralPertaining to the ureter.Urinary
ureteroceleA cystic dilatation of the end of a ureter as it enters into the urinary bladder. It may obstruct urine flow. Urinary
ureterolithiasisFormation of stones in the ureter. Urinary
ureterostomySurgical creation of an external opening in the ureter for external drainage of the urine.Urinary
urethr/ourethraurinary
urethraA tube that transports urine from the urinary bladder to the outside of the body in both the sexes. It also has a reproductive function in the male by providing a passage for sperm. Urinary
urethralPertaining to the urethra. Urinary
urethritisInflammation of the urethra, causing painful and difficult urination.urinary
URIupper respiratory infection respiratory
-uriaurinationurinary
urin/ourine, urinary systemurinary
urinalysisLaboratory analysis of urine by chemical, physical, or microscopic means. Urinary
urinary bladderA muscular, membranous sac along the urinary tract that store urine until urination. Urinary
urinary cathetersCatheters inserted into the urinary bladder or kidney for therapeutic or diagnostic purposes. Urinary
urinary fistulaAn abnormal passage in any part of the urinary tract between itself or with other organs. Urinary
urinationDischarge of urine from the body. Urinary
urineThe fluid containing waste products and water secreted by the kidneys, then stored in the urinary bladder until urination.Urinary
urochesiaPassage of urine through the rectum.Urinary
urolithA stone in the urinary tract.Urinary
urolithiasisFormation of stones in any part of the urinary tract, usually in the kidney, urinary bladder or the ureter. Urinary
urologicPertaining to urology.Urinary
urologyA surgical specialty concerned with the study, diagnosis, and treatment of diseases of the urinary tract in both sexes, and the genital tract in the male.Urinary
urotheliumThe epithelial lining of the urinary tract. Urinary
URTupper respiratory tractrespiratory
urticariaHives, which are welts on the skin that often itchintegumentary
USultrasound general
USPUnited States Pharmacopeia
ut. dict.as directed
uter/outerusreproductive
uterinePertaining to the uterus.Reproductive
uterine prolapseA condition where the uterus drops down into the vagina.reproductive
uterusThe womb. A female reproductive organ located between the bladder and the rectum.reproductive
UTIurinary tract infection urinary
UVultraviolet integumentary
UVAultraviolet A lightgeneral
uve/ouveaeyes and ears
uvealPertaining to the uvea. Eyes And Ears
uveitisInflammation of the uvea.Eyes And Ears
uvulaA fleshy extension at the back of the soft palate that hangs above the opening of the throat. Digestive

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