Category: S
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Schiller test
A test for abnormalities of the cervix. Iodine is applied to distinguish between, normal areas that accept the stain, and abnormal areas, which don’t. A test for superficial cancer, especially of the uterine cervix. The tissue is painted with an iodine solution. Cells lacking glycogen fail to stain, and their presence may indicate a malignant…
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Safer sex
A term used to describe any sexual activity that poses a greatly reduced risk of contracting or transmitting a sexually transmitted disease, due to the partners’ use of condoms or other devices that make the exchange of infected body fluid unlikely. Also called safe sex; the exercise of precautions while participating in sexual activity in…
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Syrigmus
Subjective report of ringing or hissing sounds in the ears. An infrequently used synonym for tinnitus.
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Synechtenterotomy
Surgical excision of adhesions of the intestine. Surgical removal of intestinal adhesions.
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Synechotomy
Surgical incision of an adhesion. Surgical procedure to sever a synechia.
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Syndesmotomy
Surgical incision of ligaments.
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Synchia
Adhesion of tissues, particularly the iris, lens, and cornea.
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Synaptic vesicle
A small, saclike structure at the end of the synapse that contains neurotransmitters.
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Synaptic terminal
The end portion of an axon that receives the nerve impulse.
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Symptomology
Clinical representation of signs and symptoms associated with a disease.