Category: I
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Investigational new drug number (IND)
An FDA assigned code number used during human clinical trials of a new drug prior to the granting of permission to market it.
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Inverted nipples
A congenital condition in which the nipples are not protuberant. Nipple retraction refers to the inward drawing of the nipple. This condition can either persist over time or arise later in life due to alterations in breast tissue. Potential triggers encompass typical age-related transformations or, in certain instances, an underlying presence of cancer.
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Inverted appraisal
Evaluation of superiors by their employees.
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Invert
In sexual psychology, a homosexual. To turn inside out or upside down.
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Invasive cervical cancer
Cancer that has invaded a wide area of cervical tissue.
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Invasive cancer
A cancer that infiltrates and destroys surrounding tissue.
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Invariant
Some aspect of the proximal stimulus pattern that remains unchanged despite various transformations of the stimulus.
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Invariable behavior
Determined by innate potentials, such as reflex actions, automatic behavior, variable behavior; adaptive behavior.
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In utero
In the uterus. In, or while still inside, a woman’s womb. Literally ‘in the uterus’ and used to refer to events occurring to a baby before birth.
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Intussuception
The invagination of a segment of the intestine into itself, most common in children.