Wharton's duct Duct of the submandibular salivary glands opening into the mouth at the side of the frenulum linguae.
Witepsol Trade name for a series of surfactants used in some oral dose forms.
Ulcer An open sore or lesion of the skin or mucous membrane.
Ulcerative colitis Inflammation and ulceration in the colon.
Urea The diamine of carbonic acid found in the blood lymph and urine. It is formed in the liver from ammonia derived from amino acids by deamination. It is the main constituent in urine.
Urobinin A brown pigment formed from the oxidation of urobilinogen, a decomposition product of bilirubin.
Uveal tract The portion of the eye consisting of the iris, ciliary body, and choroid.
Uvula Small soft structure hanging from the free edge of the soft palate.
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Your heart pumps blood throughout your body using a network of tubing called arteries and capillaries which return the blood back to your heart via your veins. Blood pressure is the force of the blood pushing against the walls of your arteries as your heart beats.Learn more...