Particle
Particle (Medicine)
Particle (pronounced: /ˈpɑːrtɪkəl/) in the field of medicine refers to a minute piece of matter, typically microscopic, that can be a constituent of a larger structure.
Etymology
The term 'particle' originates from the Latin word 'particula', which means a small part or portion.
Definition
In medicine, a particle can refer to a variety of microscopic entities, such as cell particles, virus particles, or protein particles. These particles can play a significant role in various biological processes and medical conditions.
Related Terms
- Cell: The basic structural and functional unit of all organisms; they may exist as independent units of life (as in monads) or may form colonies or tissues as in higher plants and animals.
- Virus: A type of microorganism that is smaller than a bacteria and that requires a host organism to replicate. Viruses consist of genetic material (DNA or RNA) surrounded by a protein coat and, in some cases, a lipid envelope.
- Protein: A large molecule composed of one or more chains of amino acids in a specific order; the order is determined by the base sequence of nucleotides in the gene coding for the protein. Proteins are required for the structure, function, and regulation of the body's cells, tissues, and organs.
- Bacteria: Single-celled organisms that can exist independently, symbiotically (in cooperation with another organism) or parasitically (dependent upon another organism, sometimes to the detriment of the other organism).
See Also
External links
- Medical encyclopedia article on Particle
- Wikipedia's article - Particle
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