Category: I
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Intercellular junctions
The microscopic space between cells. These spaces are important in assisting the transfer of small molecules across capillary walls. These junctions may be widened by chemical or physical factors and are acted on by chemical mediators of inflammation to increase vascular permeability,
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Interbody cage
A hollow, tube-shaped device placed between adjacent vertebral bodies in spinal fusion surgeries to improve or enhance bony fusion (“arthrodesis”). The cage is filled with either a bone graft or with bone graft substitutes.
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Intent
A state of mind that reflects one’s aims, goals, or objectives. Intent is the key element of and basis for lawsuits brought against plaintiffs in a court of law.
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Intensivist
A medical professional who specializes in the care of patients in intensive care units, e.g., patients with acute respiratory failure, heart failure, kidney failure, liver failure, sepsis, bleeding, and other severe illnesses.
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Intensity modulated radiation therapy
A form of radiation therapy in which tumors are localized three dimensionally and then treated with small beams of radiation adjusted for the tumor’s size, unique shape, and location. This-therapy is used to treat 1. tumors that have been previously treated with external beam radiotherapy, 2. tumors for which external beam radiation is also planned,…
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Intein
An internal sequence or segment of a protein that may be spliced out of the larger molecule after it is translated, leaving the remaining segments (the “exteins”) to rejoin and form a new protein.
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Insusceptibility
Immunity or lack of susceptibility to infection or disease.
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Insulin pen
An injector filled with insulin, used to administer specific doses of insulin subcutaneously.
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Insulinoid
Resembling or having the properties of insulin.
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Insulinogenic
Caused by insulin whether administered therapeutically or produced naturally by the pancreas.