Traffic

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Traffic (medicine)

Traffic in the context of medicine refers to the movement and exchange of molecules, cells, and biochemical substances within and between cells and tissues. This term is often used in the study of cellular biology, immunology, and pharmacology.

Pronunciation

  • IPA: /ˈtræfɪk/

Etymology

The term "traffic" originates from the Old Italian "traffico", which means trade or commerce. In the medical context, it was first used in the late 20th century to describe the movement and exchange of substances within the body.

Related Terms

  • Cellular Transport: The movement of substances across the cell membrane.
  • Endocytosis: The process by which cells ingest external fluid, macromolecules, and large particles, including other cells.
  • Exocytosis: The process by which a cell directs the contents of secretory vesicles out of the cell membrane.
  • Phagocytosis: The process by which a cell engulfs a solid particle to form an internal compartment known as a phagosome.
  • Pinocytosis: The process by which a cell engulfs a liquid particle to form an internal compartment known as a pinosome.
  • Transcytosis: The process by which various macromolecules are transported across the interior of a cell.
  • Immunology: The branch of medicine and biology concerned with immunity.
  • Pharmacology: The branch of medicine and biology concerned with the study of drug action.

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