Rib pairs 10-12 do not connect to the sternum and they are called floating ribs.
Yes, it does connect to both. It forms the front the rib cage.
Your sternum (breastbone) is connected to your rib bones. The ribs wrap around the chest and connect to the sternum in the front, helping to protect vital organs like the heart and lungs.
There are typically seven pairs of ribs that directly connect to the sternum, forming the rib cage. These are known as true ribs.
In the anterior position (front), the ribs connect to the sternum (breast bone) and in the posterior position (back), the vertebrae. There are free ribs that do not attach at the sternum, they just attach at the vertebrae.
floating rib
The rib that attaches to the sternum by the cartilage of rib 7 is called the "7th costal cartilage" or "costal cartilage of the 7th rib."
Ribs 8-10 are called false ribs because they do not have a direct attachment to the sternum. Instead, they connect to the cartilage of the rib above them, which then attaches to the sternum.
sternum
Medial
The costal cartilages connect most ribs to the sternum through a joint called the costochondral joint. This joint is made up of the cartilage of the rib and the cartilage of the sternum, allowing for flexibility and movement during breathing.
The Sternum, or breastbone.
Yes it does.