muscle cell

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muscle cell

A muscle cell contracts to move a bone.

Definition

Noun: * A specialized biological unit: A muscle cell is an elongated, contractile cell that forms the muscles of the body. It is the fundamental building block of muscle tissue, responsible for generating force and movement through contraction and relaxation.

Usage
  • The term "muscle cell" is used in biological, anatomical, and medical contexts to describe the basic cellular component of all muscle types (skeletal, cardiac, and smooth).
  • It is a standard scientific term.
  • Example: "Under the microscope, you can see the distinct striations of a skeletal muscle cell."
Examples
  • Each muscle cell contains numerous myofibrils, which are the structures that enable contraction.
  • Damage to individual muscle cells can occur during intense exercise.
  • The unique property of a muscle cell is its ability to shorten forcefully.
Advanced Usage
  • "Muscle cell differentiation": The process by which unspecialized cells develop into mature muscle cells.
    • Example: "The study focused on the genes that control muscle cell differentiation."
  • "Muscle cell membrane": Also called the sarcolemma, this is the plasma membrane surrounding a muscle cell.
    • Example: "The electrical signal for contraction travels along the muscle cell membrane."
Variants and Related Words
  • Myocyte (n): A direct synonym for muscle cell, often used in more technical or medical literature.
    • Example: "Cardiac myocytes are interconnected to coordinate the heartbeat."
  • Muscle fiber (n): This term is often used interchangeably with "muscle cell," especially for skeletal muscle, as these cells are exceptionally long and fibrous.
    • Example: "A single muscle fiber can contain many nuclei."
  • Sarcomere (n): The basic contractile unit within a muscle cell.
  • Myofibril (n): A long, cylindrical organelle within a muscle cell, composed of many sarcomeres in series.
Synonyms
  • Myocyte: The specialized cell of muscular tissue.
  • Muscle fiber: (Context-dependent synonym, especially for skeletal muscle).
Related Concepts (Not Phrasal Verbs or Idioms)
  • Contraction: The primary function of a muscle cell.
  • Excitability: A muscle cell's ability to respond to a stimulus (like a nerve signal).
  • Sarcoplasm: The cytoplasm of a muscle cell.
muscle cell

A muscle cell contracts to move a bone.

Noun
  1. an elongated contractile cell that forms the muscles of the body

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