A specimen is a scientific term for a sample of material from a living organism or inorganic source that is used for scientific study. The word “specimen” comes from the Latin word specere, meaning “to look at.” A specimen can be anything from a single cell to an entire organism. It can be taken from a plant, animal, or mineral source. Specimens are usually preserved so they can be studied later.
Specimens are important because they allow scientists to examine materials up close and in detail. They can be used to study the structure of cells and tissues, the function of organs, and the behaviour of whole organisms. In some cases, specimens can be used to determine the cause of death in an organism ( autopsy). Specimens can also be used to test new drugs and treatments.
There are many different types of specimens, including:
•Blood samples
•Urine samples
•Tissue samples
•Bones
•Teeth
•Hair
•Nails
Blood samples are one of the most common types of specimens collected from humans. Blood contains cells that can be examined for disease or other abnormalities. Urine samples can also reveal information about someone’s health. Tissue samples (such as skin or muscle) may be taken during surgery to check for cancerous cells or other abnormalities. Bones, teeth, hair, and nails can also provide information about an individual’s health.