Joints and bones
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Types of Bones | Long Short Irregular Flat
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important functions of bones | Support - provides framework Protection - encloses cavities Movement - using skeletal muscles Mineral storage - reservior for minerals calcuim and PhospatesBlood cell formation - marrow of bones
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Joints by structure | Fibrous Cartilaginous Synovial
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Joints by Function | Synathoraic - Immovable Ampiathoraic - Slightly movable Diarathroaic - Freely movable
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Cartilaginous joints | United by cartilage Some movement No cavity
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Fibrous Joints | United by fibrous tissue No Cavity No Movement
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Types of joints | Plane - top of hand Hindge - Elbow Pivot - Ulna and Radisus moving side to side Condylid - wrist joints Saddle - thumb Ball and Socket - shoulder
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Movements Allowed by synovial Joints | Abduction/ Adduction rotation Supination/Pronation Elevation/ Depression
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Structural Features of Synovial Joints | Articular Cartilage Articular capsual- Fibrous Capsual/SynovialMembrane Joint cavity - synovial fuid Reinforcing ligaments
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3 Factors that assist stabilisation of Synovial Joints | Articular surfaces Muscle tone Ligaments
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Function of ligaments | Stabilise joint scan stretch but snap help direct bone movement
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What is the epipyseal line | where the bone grows
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Middle part of the long bone called | diaphysis
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top end of the long bone called | Epiphysis
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type of bone is inside the long bone | Spongy bone with red marrow
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Type of bone is on the outside | compact Bone
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What is the middle of long bone called | Medullary cavity with yellow marrow
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What covers the outside of a bone | periosteum
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What covers the end of a long bone | articular cartlidge
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Created by:
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