Musculoskeletal System and Major Bones Flashcards
What are the main functions of the skeletal system?
- Structural Support
- Protection
- Growth centre for cells
- Reservoir of minerals
- Movement
Long bones
Found in arms and legs (Femur)
Short bones
Found in the wrists (Carpal Bone)
Flat Bones
Flat and thin, found in the roof of the skull
Irregular Bones
Odd looking bones (Vertebrae)
Sesamoid Bones
Unusual small, flat bones wrapped within tendons that move over bone surfaces (Patella)
Main bones in the legs
Femur
Tibia
Patella
Fibula
Main bones in the skull
Frontal bone - Forehead
Parietal Bone - Above ear
Temporal - Beside eye
Nasal Bone- On top of nose
Maxilla - Mustachio (Mouth movements)
Mandible - Jaw (Holds lower teeth)
Main Bones in vertebrae Column
Atlas
Axis
Cervical Region
Thoracic Region
Lumbar Region
Sacrum
Main bones in the arm
Humerus - Above the elbow (Movement)
Radius - Below Elbow (Forms elbow Joint)
Ulna - Closer to wrist (Forearm and hand movement)
Axial Skeleton (80 bones)
Vertebrae, skull, and rib cage area
-Core muscles
-stabilize and support
Appendicular Skeleton (126 bones)
Moveable limbs
-Pectoral Gridle
-Arms and forearms
-Hands
-Pelvis
-Thighs and legs
-Feet and Ankles
Fracture
A break
-Simple
-Compound
-Comminuted
Stress Fractures
Tiny cracks caused by a rapid increase in activity or change in footwear
Shin Splints
Painful condition that occurs on the tibia
-Common sports injury
