Bones and joints

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Bones and joints
Kritchai Bespinyowong
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Functions of the bone
1. Support 2. Protection 3. Movement 4.
Storage 5. Blood cell formation
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Classification of bone
Long bone
Miniature long bone
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Classification of bone
Short bone
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Classification of bone
Flat bone
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Classification of bone
Irregular bone
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Classification of bone
Pneumatic bone
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Parts of long bone
Epiphysis Diaphysis (shaft) Epiphyseal plate
(Epiphyseal cartilage) Articular
cartilage Periosteum Compact bone Spongy
bone Endosteum Medullary cavity
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Structure in skull cap
Outer table Inner table Diploe
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Bone marrow
1. Red marrow hematopoietic cells found in
vertebrae, hip bone and sternum all life 2.
Yellow marrow fatty tissue gt hematopoietic
cells
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Chemical compositions of bone
1. Organic matter 30 connective tissue
fiber 2. Inorganic matter 70 calcium,
phosphorus
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Cartilage

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• Hyalin cartilage
• White fibrocartilage
• Yellow fibrocartilage (Elastic cartilage)

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Joints
Joints are junctions between the bones (or
between the bone and cartilage)
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Classification of joints
1. Fibrous joints 2. Cartilagenous joints 3.
Synovial joints
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Fibrous joints
Plane suture
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Fibrous joints
Serrate suture
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Fibrous joints
Squamous suture
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Fibrous joints
Gomphosis
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Fibrous joints
Syndesmosis
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Cartilagenous joints
Synchondrosis
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Cartilagenous joints
Symphysis
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Synovial joints
Articular cartilage Articular capsule - Fibrous
capsule - Synovial membrane Synovial
fluid Articular disc fibrocartilage
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Synovial joints
Gliding joint
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Synovial joints
Saddle joint
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Synovial joints
Ball and socket joint
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Synovial joints
Condyloid joint
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Synovial joints
Hinge joint
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Synovial joints
Pivot joint
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Synovial joints
Ellipsoid joint
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