Sample
Sample (Medicine)
Sample (pronounced: /ˈsæmpl/) is a term used in the field of medicine to refer to a small amount or portion of a substance, tissue, or fluid taken from the body for examination or testing. The term originates from the Old French word essample, meaning "model" or "example".
Etymology
The word "sample" comes from the Old French essample, which is derived from the Latin exemplum, meaning "example". The term was first used in the medical context in the late 19th century.
Types of Samples
In medicine, there are various types of samples that can be collected for testing or examination. These include:
- Blood sample: A small amount of blood taken from a patient's vein or fingertip for testing.
- Urine sample: A sample of urine collected for urinalysis or other tests.
- Tissue sample: A small piece of tissue removed from the body for examination under a microscope, often to check for diseases like cancer.
- Stool sample: A sample of feces collected for testing, often to check for parasites or other gastrointestinal diseases.
Related Terms
- Biopsy: A procedure in which a small sample of tissue is removed from the body for examination.
- Culture: A method of multiplying microbial organisms by letting them reproduce in predetermined culture media under controlled laboratory conditions. Cultures are often taken from samples.
- Specimen: Another term for a sample in a medical context, particularly one taken for laboratory testing or analysis.
External links
- Medical encyclopedia article on Sample
- Wikipedia's article - Sample
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