Bony Thorax is also know as the
Thoracic cage
The function of the Thoracic cage is to
protect the heart and lungs
The thoracic cage is made up of the
sternum and ribs
What is the formal word for breastbone?
Sternum
Top portion of the breastbone
manubrium
Middle portion of breastbone
the body
Bottom portion of breastbone
xiphoid process
Intercostal space between ribs are filled with
intercostal muscles used for breathing
How many true ribs are there?
7 pairs
The _______ ribs articulate directly with the sternum by hyaline cartilage.
true
How many false ribs are there?
5 pairs
The ____ ribs articulate indirectly or not at all with the sternum.
false
How many floating ribs are there?
2 pairs
Floating ribs attach only to the _______ NOT the sternum.
vertebrae