thoracic cavity

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thoracic cavity

The diagram shows the thoracic cavity and its major organs.

Definition
  1. Noun:
    • The body cavity enclosed by the ribs: The "thoracic cavity" is the hollow space within the upper torso of vertebrate animals. It is bounded by the rib cage and the muscles between the ribs, the spine at the back, and the diaphragm muscle at the bottom. It does not include the neck area.
    • The compartment containing vital organs: This cavity primarily houses and protects the lungs and the heart, along with major blood vessels, parts of the esophagus, and other structures.
Usage Examples
  • Noun:
    • During surgery, the doctor carefully opened the thoracic cavity to access the heart.
    • An injury to the rib cage can potentially damage organs within the thoracic cavity.
    • The diaphragm forms the floor of the thoracic cavity, separating it from the abdominal cavity below.
Advanced Usage
  • "Thoracic cavity" in medical diagnosis: The term is frequently used in clinical and anatomical contexts to describe the location of diseases, injuries, or surgical procedures.
    • The X-ray revealed a mass in the posterior part of the thoracic cavity.
Variants and Related Words
  • Thorax (n): The entire chest region, including the thoracic cavity, its walls (ribs, muscles), and contents.
    • The thorax is crucial for protecting vital organs.
  • Pleural cavity (n): A specific subdivision within the thoracic cavity that contains each lung.
    • Fluid accumulated in the pleural cavity, making breathing difficult.
  • Mediastinum (n): The central compartment of the thoracic cavity that lies between the two pleural cavities and contains the heart, esophagus, trachea, and other structures.
    • The tumor was located in the mediastinum.
Synonyms
  • Chest cavity: A common, less formal synonym for the thoracic cavity.
  • Thorax (when referring to the cavity space itself in a technical context).
Related Phrases
  • Thoracic surgery: A branch of surgery focused on organs inside the thoracic cavity.
    • He is a specialist in thoracic surgery.
  • Intra-thoracic pressure: The pressure within the thoracic cavity, important for breathing.
    • Changes in intra-thoracic pressure help draw air into the lungs.
thoracic cavity

The diagram shows the thoracic cavity and its major organs.

Noun
  1. the cavity in the vertebrate body enclosed by the ribs between the diaphragm and the neck and containing the lungs and heart

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