Category: M
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Mouth rinse
A flavored or medicated solution swirled in the mouth, used to treat halitosis, oral infections, apthous ulcers, stomatitis, or dental biofilm (plaque).
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Mesonephric ridge
A ridge that develops on the lateral surface of the urogenital ridge and gives rise to the mesonephros.
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Mammary ridge
In mammal embryos, a ridge extending from the axilla to the groin. The breasts arise from this ridge. In humans, only one breast normally remains on each side.
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Membranous rhinitis
Chronic rhinitis accompanied by a fibrinous exudate, as was sometimes seen in patients with diphtheria.
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Metastatic retinitis
Acute purulent retinitis resulting from the presence of infective emboli in retinal vessels.
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Manual resuscitator
A hand-held, mask with an attached self-inflating bag, that permits air to be forced into the lungs each time it is squeezed. Manual resuscitators can be difficult to use properly; complications can arise if the mask does not seal the patient’s face properly; excessive pressure is used during ventilation; inadequate supplemental oxygen is provided; or…
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Medicinal restraint
Anxiolytics, sedatives, or tranquilizers used to subdue combative or violent patients.
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Minor response
In cancer care, a reduction in tumor size by less than 50%, but more than 25%.
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Muscles of respiration
Any of the muscles used in breathing, including the diaphragm, the muscles of the rib cage (parasternal intercostals, scalenes, internal and external intercostals, triangularis sterni, and accessory muscles), and the abdominal muscles.
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Mitochondrial respiration
The stages of cell respiration (citric acid cycle and cytochrome transport system) that take place in the mitochondria. Water is formed from oxygen and hydrogen ions, and energy is released.