VCE Physical Education Unit 1. SKELETAL SYSTEM. Human Skeleton. FUNCTIONS. SUPPORT - organs and tissues of the body are held in place by the skeleton. PROTECTION – provides a rigid surface for protection of vital organs ie. cranium protects the brain
(1) AXIAL SKELETON
(2) APPENDICULAR SKELETON
Cranium consists of 8 bones fused together.
Face has 14 bones. Most are fused, whilst others like the mandible (lower jaw bone) can move independently
Divided into 5 main regions
The 5 sacrum vertebrae and 4 coccyx vertebrae are fused to form one solid bone.
- limbs (arms & legs)
- shoulder and pelvic girdles
THE ARM AND HAND
THE LEG AND FOOT
(2) CANCELLOUS BONE TISSUE
or “spongy bone”
Bones are classified into 5 groups according to their shape:
Short bones (carpals)
Two growth processes responsible for done development.
Second process (greatest growth occurs):
Reference: VCE Phys Ed Book 1 (your text)
Chapter 1 pg 3-10