Skeleton ppt aw

OBHS Physical Education ANATOMY – The Skeletal System

5 Major Functions ,[object Object],Remember : S hould M others P rotect B abies S kins 1. S hape and support 2. M ovement 3. P rotection 4. B lood Production 5. S torage

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Main Bones 1. Cranium 2. Scapula 3. Clavicle 4. Humerus 5. Pelvis 6. Sternum 7. Ribs 8. Vertebrae 9. Radius 10. Ulna 11. Carpals & Metacarpals 12. Phalanges 13. Femur 14. Patella 15. Tibia 16. Fibula 17. Tarsals & Metatarsals 18. Phalanges

Don’t be confused… ,[object Object],[object Object],[object Object],The Hand Carpals - wrist bones Metacarpals – hand The Chest Clavicle – collar bone Scapula – shoulder blade The Leg Fibula - small lower Tibia - large lower Patella - knee The Arm Radius - thumb side lower Ulna - finger side lower Humerus - upper arm – “funny bone”

Joints ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Synovial Joints ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],The knee is an example of a synovial joint Features of a synovial joint include: Synovial fluid – Lubricates the joint Synovial Membrane – Seals the joint Synovial Capsule - Surround the joint to prevent leakage

Connective tissue ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],e.g.- The knee joint. Movements other than flexion/extension can cause serious ligament damage in hinge joints like the knee. In contact sports like rugby these ligaments are often strained by forces acting in other directions.

Joints Cont’d ,[object Object],Ball and Socket joint Hinge joint Gliding joint Pivot joint

Ball and Socket ,[object Object],[object Object],[object Object],[object Object],Pelvis Femur

Hinge ,[object Object],[object Object],[object Object],[object Object],Humerus Radius Ulna

Gliding ,[object Object],[object Object],[object Object],[object Object],[object Object],Carpals

Pivot ,[object Object],[object Object],[object Object]

Types of Movement ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Types of Movement cont’d ,[object Object],[object Object],[object Object],[object Object]

Types of Movement cont’d ,[object Object],[object Object],[object Object],Straightening the leg when striking a ball is an example of EXTENSION at the knee (HINGE JOINT)

Types of Movement cont’d ,[object Object],[object Object],[object Object],ADDUCTION is where the limb is moved TOWARDS the centre of the body.

Joints and Performance ,[object Object],[object Object],[object Object],[object Object],Such injuries should be iced immediately, given plenty rest, elevated and compressed to aid recovery and avoid permanent damage. sports injuries clip

Skeleton ppt aw

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