Category: M
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Mass spectrograph
A device that separates ions of different masses by employing a magnetic field to deflect them as they travel along a given path.
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Medullary space
The marrow-containing area of cancellous bone.
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Morrhuate sodium
The sodium salt of the fatty acids, found in cod liver oil; used as a sclerosing agent for the obliteration of varicose veins, including esophageal varices.
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Marginal sinus
A large venous sinus around part of the margin of the placenta.
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Molecular sieve
A type of sieve in which the molecular material present in the gel or crystal will adsorb molecules of a certain kind and let others pass.
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Milk sickness
Intoxication by fresh raw milk obtained from cows that have eaten snakeroot (Eupatorium rugosum). The illness is colloquially referred to as the “slows.” A severe illness characterized by fatigue, reduced appetite, and vomiting, caused by consuming milk or meat from animals infected with a disease known as trembles. Milk sickness is commonly referred to as…
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Morphological sex
The sex of an individual as determined by the form of the external genitalia.
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Monocytic series
The immature blood cells that grow in the bone marrow and other blood-forming organs into mature monocytes and macrophages.
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Mediastinal septum
A partition between two parts of an organ or cavity.
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Midsagittal section
A section that divides the body into right and left halves.