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amenorrhea
amenorrhea , cessation of menstruation . Primary amenorrhea is a delay in or a failure to start menstruation; secondary amenorrhea is an unexpected stop to the menstrual cycle. It is caused by dysfunctioning of the pituitary gland, ovaries, uterus, and hypothalamus, by surgical removal of the ovari...
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neostigmine
neostigmine , drug used to mimic the effects of stimulation of the parasympathetic nervous system . Along with several other drugs that have a similar mode of action, it inhibits the action of the enzyme cholinesterase, which destroys the substance acetylcholine at nerve endings. Because neostigm...
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patchouli
patchouli or patchouly , fragrant shrubby East Indian plant ( Pogostemon cablin or P. patchouli ) of the family Labiatae ( mint family). It is the source of a perfume oil, also called patchouli, distilled from the leaves. In its native Indomalesian region it has been used also as an insectici...
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endometriosis
endometriosis , a condition in which small pieces of the endometrium (the lining of the uterus ) migrate to other places in the pelvic area. The endometrial fragments may move to the fallopian tubes , ovaries, or other pelvic structures (e.g., the bladder or rectum). The migrated tissue retains it...
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pseudocyesis
pseudocyesis , imaginary pregnancy in women usually resulting from a strong desire or need for motherhood. In the absence of conception, the menstrual periods nevertheless cease, the abdomen becomes enlarged and the breasts swell and even secrete milk, mimicking genuine pregnancy. The uterus and cer...
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menstruation
menstruation periodic flow of blood and cells from the lining of the uterus in humans and most other primates, occurring about every 28 days in women. Menstruation commences at puberty (usually between age 10 and 17). The onset of menstruation, called menarche, signals the body's coming readiness...
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gynecology
gynecology , branch of medicine specializing in the disorders of the female reproductive system. Modern gynecology deals with menstrual disorders, menopause, infectious disease and maldevelopment of the reproductive organs, disturbances of the sex hormones, benign and malignant tumor formation, and ...
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salicylate
salicylate , any of a group of analgesics , or painkilling drugs, that are derivatives of salicylic acid. The best known is acetylsalicylic acid, or aspirin . Now often made synthetically, they were originally derived from salicin, the active ingredient in willow bark, used for centuries in the ...
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steroids
steroids class of lipids having a particular molecular ring structure called the cyclopentanoperhydro-phenanthrene ring system. Steroids differ from one another in the structure of various side chains and additional rings. Steroids are common in both plants and animals. In humans, steroids are se...
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reproductive system
reproductive system in animals, the anatomical organs concerned with production of offspring. In humans and other mammals the female reproductive system produces the female reproductive cells (the eggs, or ova) and contains an organ in which development of the fetus takes place; the male reproducti...
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