Skeletal System

206 Total Bones

Types Of JointsPivot Hinge

Ball & Socket Gliding

Top of the neck

Shoulder/Hip

Elbow/Knee

Intercarpal joints

Cranium

Mandible

Sternum

Rib

Vertebral Column

Pelvis

Sacrum

Coccyx

Clavicle

Scapula

Humerus

Ulna

Radius

Carpals

Metacarpals

Phalanges

FemurPatella

Tibia

Fibula

Tarsals

Metatarsals

Phalanges

Types of Bones

• Long Bone • Short Bone

• Flat Bone • Irregular Bone

Head – Body - Head As wide as they are long

Provides Protectionbones which do not fall into

any other category

Connective Tissues

• Cartilage –• Allows joints to move easily,

cushions bones, and supports soft tissue

• Ligament – • Hold bones in place at the joints

• Tendon – • Joins muscle to muscle or muscle to bone

Types of Fractures

Open Fracture

a fracture that protrudes to the exterior of the body.

Closed Fracture

A Fracture that does not break the skin

Greenstick Fracture

Only one side of the bone is broken, mostly seen in children

Transverse Fracture

Break at a right angle and caused by direct traumatic injury

Spiral Fracture

Bone broke because of a twisting type motion.

Oblique Fracture

Rarest form of fractures, the break is at an angle.

Skeletal System Information

Appendicular

System

126 bones

Axial System

80 bones

Conditions of the Skeletal System

Osteoporosis

Bones become fragile and more likely to break

Osteoarthritis

Joint disorder where the cartilage is wearing away