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Skeleton
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- 1Cartilage-prevents bones from rubbing off each other A fluid-lubricates and cushions the joint Ligament=connect one bone to another Muscles contract and relax to bring about movement of musclesTendons=connect muscle to bone
Anatognistic muscles work opposite each other to bring about movement
E.g. biceps and triceps - 2The eyes allow us to detect light and distinguish colours eyes can do this because the have special sensory cells which are found in the retina.
- 3The skeleton is made up of bones (200 bones).Three main functions of the skeleton:support,movement and protection.
- 41.Support-without bones our bodies would collapse 2.Movement-bones together with muscles allow us to move about 3.Protection-skull protects the brain,rib cage protects heart and lungs,backbone protects spineJoint=formed where 2 bones meet
function:to allow movement
Fused join=joint where there is no movement e.g. the skull
Ball and socket joint=allows movemnt in many directions e.g. the hip
Hinged joint=movement in 1 direction e.g. knee
Información
- Descripción
- Some notes on the skeleton
- Creado por
- jordan.eustace
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