Definition

Noun: The rib cage is the bony structure formed by the ribs, sternum (breastbone), and thoracic vertebrae, which encloses and protects the heart, lungs, and other vital organs in the chest cavity.

Usage

The term "rib cage" is used to describe the anatomical structure itself. It is a singular, countable noun. - It is often discussed in contexts of anatomy, biology, health, and injury. - It functions as the primary protective enclosure for the thoracic organs.

Examples

• The X-ray showed a fracture in his rib cage.
• The heart and lungs are shielded by the rib cage.
• She felt a sharp pain in her rib cage after the fall.
• The rib cage expands during inhalation.

Advanced Usage

• Anatomical Reference: In detailed anatomical description, the rib cage is described as having 12 pairs of ribs attached posteriorly to the thoracic vertebrae.
• Figurative Use: While less common, "rib cage" can be used metaphorically to describe something that encloses or protects.
  • The ancient fortress stood like a stone rib cage around the city.

Variants and Related Words

• Thoracic cage: A more formal, clinical synonym for "rib cage."
• Rib: One of the curved bones forming the main part of the rib cage.
• Sternum: The breastbone, the central anterior bone to which ribs attach.
• Costal: (Adjective) Relating to the ribs (e.g., costal cartilage).

Synonyms

• Thoracic cage
• Bony thorax

Antonyms

There is no direct anatomical antonym. Conceptually, one might contrast it with an open cavity or an unprotected area.

Related Phrases

• Rib cage fracture: A break in one or more ribs of the cage.
• Expand the rib cage: The action of the intercostal muscles during breathing.
• Protected by the rib cage: Describing the location of thoracic organs.

Noun

1. the bony enclosing wall of the chest