Question

which choice correctly identifies the parts labelled a, b, and c in the skeletal system?
○ a=vertebral column, b=thoracic cage, and c=skull
○ a=thoracic cage, b= skull, and c=vertebral column
○ a=skull, b=vertebral column, and c=thoracic cage
○ a=skull, b=thoracic cage and c=vertebral column

Explanation:

The skull is the bony structure of the head (label A). The vertebral column is the series of bones that form the backbone (label C). The thoracic cage is formed by the ribs and sternum and protects vital organs in the chest (label B).

Answer:

A=Skull, B=Thoracic cage, and C=Vertebral column