Tissue

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Tissue (medicine)

Tissue (pronunciation: /ˈtɪʃuː/ or /ˈtɪsjuː/) in medicine refers to a group of similar cells and their intercellular substance functioning together to perform a specific activity. The term is derived from the French word "tissu", meaning a weave or a fabric.

Etymology

The term "tissue" in the context of biology and medicine was first used in the early 18th century. It is derived from the French word "tissu", which means a weave or a fabric. This is a reference to the way in which different types of cells are interwoven to form the structure of an organism.

Types of Tissue

There are four basic types of tissue in the human body:

  • Epithelial tissue: This tissue covers the body surface and lines its cavities.
  • Connective tissue: This tissue supports, binds, or separates more specialized tissues and organs of the body.
  • Muscle tissue: This tissue is responsible for producing force and motion.
  • Nervous tissue: This tissue is responsible for transmitting signals between different parts of the body.

Related Terms

  • Cell (biology): The basic structural, functional, and biological unit of all known living organisms.
  • Organ (anatomy): A group of tissues in a living organism that have been adapted to perform a specific function.
  • Organ system: A group of organs that work together to perform one or more functions.
  • Histology: The study of the microscopic structure of tissues.

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