Skeletal System

SKELETAL SYSTEM FUNCTIONS

• Support
• Movement
• Protection
• Blood cell production
• Calcium storage
• Endocrine regulation

Appendicular Skeleton
Consists of bones or cartilage that supports appendages on vertebrates

Axial Skeleton
Consists of the head and trunk of a vertebrae

MOVABLE JOINTS

• Ball and socket;Hips
• Saddle; hands
• Hinge; elbow
• Condyloid; fingers
• Pivot and gliding;neck

Immovable Joints

• Gomphosis; teeth
• Suture; skull
• Synchondrosis; sternum

ARTHRITIS

• Occurs when the body attacks itself at the joints
• Treatments are through weight bearing exercise
• Prevention is through exercise and diet

OSTEOPEROSIS

• Bone mineral density decreases and bones loose their integral strength
• Treatment is through weight bearing exercise and medication
• Prevention is by proper dieting

OSTEOMALICIA

• Caused by severe deficiency of calcium, vitamin D and phosphate
• Treatment is through supplements
• Prevention is through sunlight exposure and oral supplements