Category: S
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Self-registering thermometer
A thermometer recording variations of temperature.
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Summation theory
The concept that excessive or intense stimulation of nerves will eventually produce a disagreeable sensation — the sensation of pain.
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Self-examination of testicle
A technique that enables a man to detect changes in the size and shape of his testicles and evaluate any tenderness. Each testicle is examined separately and in comparison with the other. The best time to perform the test is just after a warm bath or shower, when the scrotal tissue is relaxed. The man…
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Symphysic teratism
Teratism in which parts that are normally separate are fused.
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Sponge tent
A plug made of compressed sponge that is placed in the cervical canal to dilate it.
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Subnormal temperature
A body temperature below the normal range of 97.5° to 99.5°F (36° to 38°C).
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Sublingual tablet
A small, flat, oval tablet placed beneath the tongue to permit direct absorption of the active substance.
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Syzygy
Fusion of organs, each remaining distinct.
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Syzygium
Fusion of two parts or structures without loss of identity of the parts.
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Syzygiology
The study of interdependence or interrelationship of the whole as opposed to that of isolated functions or separate parts.