Section, cross
In anatomy, a transverse cut through a structure or tissue. The opposite is longitudinal section.
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- Section, longitudinal
A section that is cut along the long axis of a structure. Longitudinal section is the opposite of cross-section.
- Section, lower segment Cesarian (LSCS)
A Cesarian section in which the surgical incision (cut) is made in the lower segment of the uterus.
- Sedative
A drug that calms a patient, easing agitation and permitting sleep. Sedatives generally work by modulating signals within the central nervous system. If sedatives are misused or accidentally combined, as in the case of combining prescription sedatives with alcohol, they can dangerously depress important signals that are needed to maintain heart and lung function. Most […]
- Sedimentation rate
A blood test that detects and monitors inflammation in the body. Abbreviated sed rate. The sed rate measures the rate at which red blood cells in a test tube separate from blood serum over time, becoming sediment at the bottom of the test tube. The sed rate increases as inflammation increases. The sed rate can […]
- Seed implantation
Radiation treatment given by placing radioactive material contained within a small cylindrical shell directly in or near the target, often a tumor.