Question

What are the boundaries of thoracic ribcage ? ​

Answer 1

Answer:

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The thoracic cage is formed by the 12 pairs of ribs with their costal cartilages and the sternum. The ribs are attached posteriorly to the 12 thoracic vertebrae and most are anchored anteriorly either directly or indirectly to the sternum. The thoracic cage functions to protect the heart and lungs.

Answer 2

Boundaries of thoracic ribcage :

On dorsal side :

• vertebral column or backbone.

On ventral side :

• Sternum (Breast bone)

Lateral side :

• 12 pairs of ribs

Lower side :

• dome shaped muscular diaphragm

Upper side :

• Neck (cervical muscles)

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