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Ovarian Torsion
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D000082843 |
[A condition that occurs when an ovary twists around the ligaments that hold it in place. This twisting can cut off blood flow. It usually affects only one ovary.
] |
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Ovariectomy
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D010052 |
[The surgical removal of one or both ovaries.
, Surgical removal of both ovaries.
] |
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Ovary
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D010053 |
[The reproductive organ (GONADS) in female animals. In vertebrates, the ovary contains two functional parts: the OVARIAN FOLLICLE for the production of female germ cells (OOGENESIS); and the endocrine cells (GRANULOSA CELLS; THECA CELLS; and LUTEAL CELLS) for the production of ESTROGENS and PROGESTERONE.
] |
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Overall
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D016424 |
[A single citation covering papers or abstracts presented at a meeting. The publication type may be used for a single citation with or without the additional indexing or cataloging of individual papers. The individual papers, however, are not labeled OVERALL.
] |
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Overbite
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D057887 |
[A malocclusion of the teeth in which maxillary incisor and canine teeth project over the mandiblar teeth. The overlap is measured parallel to the occlusal plane and therefore is called horizontal overlap.
, A malocclusion in which maxillary incisor and canine teeth project over the mandibular teeth excessively. The overlap is measured perpendicular to the occlusal plane and is also called vertical overlap. When the overlap is measured parallel to the occlusal plane it is referred to as overjet.
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Overlearning
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D010056 |
[Learning in which practice proceeds beyond the point where the act can just be performed with the required degree of excellence.
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Overnutrition
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D044343 |
[An imbalanced NUTRITIONAL STATUS resulting from excessive intake of nutrients. Generally, overnutrition generates an energy imbalance between food consumption and energy expenditure leading to disorders such as OBESITY.
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Overweight
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D050177 |
[A status with BODY WEIGHT that is above certain standard of acceptable or desirable weight. In the scale of BODY MASS INDEX, overweight is defined as having a BMI of 25.0-29.9 kg/m2. Overweight may or may not be due to increases in body fat (ADIPOSE TISSUE), hence overweight does not equal "over fat".
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Oviducts
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D010057 |
[Ducts that serve exclusively for the passage of eggs from the ovaries to the exterior of the body. In non-mammals, they are termed oviducts. In mammals, they are highly specialized and known as FALLOPIAN TUBES.
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Oviparity
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D052287 |
[The capability of producing eggs (OVA) from which young are hatched outside the body. While mostly referring to nonmammalian species, this does include MAMMALS of the order MONOTREMATA.
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Oviposition
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D010058 |
[The process of laying or shedding fully developed eggs (OVA) from the female body. The term is usually used for certain INSECTS or FISHES with an organ called ovipositor where eggs are stored or deposited before expulsion from the body.
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Ovomucin
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D010059 |
[A heterogeneous mixture of glycoproteins responsible for the gel structure of egg white. It has trypsin-inhibiting activity.
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Ovotesticular Disorders of Sex Development
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D050090 |
[Conditions of sexual ambiguity in which the individual possesses gonadal tissues of both sexes, tissues from the OVARY and the TESTIS. There can be a testis on one side and an ovary on the other (lateral), or there may be combined ovarian and testicular tissue (ovotestes) on each side (bilateral). The karyotype may be 46,XX; 46,XY; or a mosaic of 46,XX/46,XY. These disorders have historically been called true hermaphroditism.
, An historical term for conditions of sexual ambiguity in which the individual possesses gonadal tissues of both sexes.
] |
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Ovoviviparity
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D052285 |
[The capability of producing yolk-filled eggs that hatch within the body, so that the young are born alive, but without placental attachment. This applies to certain species of REPTILES and FISHES.
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Ovulation
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D010060 |
[The discharge of an OVUM from a rupturing follicle in the OVARY.
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Ovulation Detection
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D010061 |
[Method to determine the occurrence of OVULATION by direct or indirect means. Indirect methods examine the effects of PROGESTERONE on cervical mucus (CERVIX MUCUS), or basal body temperature. Direct ovulation detection, generally used in fertility treatment, involves analyses of circulating hormones in blood and ULTRASONOGRAPHY.
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Ovulation Induction
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D010062 |
[Techniques for the artifical induction of ovulation, the rupture of the follicle and release of the ovum.
, Use of gonadotropins to stimulate follicular growth, oocyte maturation, and the release of an ovum or ova (SUPEROVULATION).
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Ovulation Inhibition
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D034445 |
[Blocking the process leading to OVULATION. Various factors are known to inhibit ovulation, such as neuroendocrine, psychological, and pharmacological agents.
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Ovulation Prediction
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D044384 |
[Predicting the time of OVULATION can be achieved by measuring the preovulatory elevation of ESTRADIOL; LUTEINIZING HORMONE or other hormones in BLOOD or URINE. Accuracy of ovulation prediction depends on the completeness of the hormone profiles, and the ability to determine the preovulatory LH peak.
] |
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Ovule
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D056771 |
[The element in plants that contains the female GAMETOPHYTES.
] |