Skeletal System(Axis Skeleton) Flashcards
How many bones are in the cranium?
22 individual bones
what is the only movable bone in your skull?
The lower jaw
What are the five vertebral region?
The lower back
How many vertebrae are in cervical?
7
How many vertebrae are in thoracic?
12
How many vertebrae are in Lumbar?
5
Scoliosis
is an abnormal, lateral curvature, accompanied by twisting of the vertebral column.
Kyphosis
referred to as humpback or hunchback, is an excessive posterior curvature of the thoracic region.
Lordosis
is an excessive anterior curvature of the lumbar region and is most commonly associated with obesity or late pregnancy.
what does the thoracic cage protect?
Protects the heart and lungs
Costal cartilage
Each rib ends in costal cartilage
Three types of ribs, and how many of each?
True ribs:1-7(ribs attaches directly to the sternum)
False ribs:8-12(do not attaches directly to the sternum.)
Floating ribs: short ribs that do not attach the sternum