Category: S
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Sine wave grating
A test pattern to assess visual contrast sensitivity.
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Sinding-larsen johansson disease
Anterior knee pain caused by persistent traction on an immature inferior patellar pole. There is point tenderness at the bone-tendon junction, and Osgood-Schlatter disease may be present. The adult equivalent of this disease is patellar tendinitis. This condition occurs commonly in boys 10 to 12 years of age who are actively involved in running and…
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Sinapis
A genus of plants commonly known as mustard plants.
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Simultaneous communication
In American Sign Language, the combined use of speech, finger spelling, and signing to convey ideas to another person.
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Simulium damnosum
A species that is the intermediate host of the filarial worm Onchocerca volvulus.
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Simulium
A genus of insects of the order Diptera that includes the black flies (buffalo gnats). The females are blood suckers.
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Simulator
Any situation or device that imitates or recreates a condition or situation similar to one that might be encountered by a student or trainee. Simulations are used to prepare learners for social, occupational, or educational roles.
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Simul
At once or at the same time; term used in signature of prescription. Immediately, simultaneously; utilized in medical prescriptions.
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Simple triage and rapid treatment
A procedure for quickly classifying injured patients according to the severity of their injuries and for treating those who are most severely injured first.
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Simon’s position
An exaggerated lithotomy position in which the hips are somewhat elevated and the thighs are strongly abducted. It is used in operations on the vagina. The supine position with bent legs and thighs, raised hips, and widely separated thighs.