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27 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Functions of the skeleton |
Body support Provide shape Organ protection Movement of joints Muscle attachment Reservoir for calcium and phosphorus Hemopoiesis - formation of blood cells Storage of lipids in yellow marrow |
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Types of bone |
Sesamoid bone Short bone Irregular bone Flat bone Long bone |
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Irregular bones |
Complex shape (Facial bones & vertebrae) |
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Sesamoid bones |
Found within various tendons (Patella & hyoid) |
(Patella & Hyoid) |
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Short bones |
Blocky bones (Carpals) (Tarsals) |
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Flat bones |
“Flat” bone (Scapula, skull, & ribs) |
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Long bones |
Allows for movement Length greater than width (Femur, humerus, tibia, radius, & fibula) |
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What are the 9 structures of long bones |
Diaphysis Epiphysis Nutrient artery Medullary cavity Periosteum Endosteum Articular cartilage Compact bone Cancellous bone |
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Diaphysis of long bone |
Long part |
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Epiphysis of long bone |
Ends of long bones Epiphyseal line (growth plate) |
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Nutrient artery of long bone |
Supplies blood & nutrients |
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Medullary cavity of long bone |
Inside diaphysis Yellow bone marrow |
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Periosteum of long bone |
Outer covering |
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Endosteum of long bone |
Lining of medullary cavity |
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Articular cartilage of long bone |
Protects bone |
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Compact bone of long bone |
Dense bone in diaphysis |
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Cancellous bone of long bone |
Spongy bone in epiphysis |
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Osteocytes |
Bone cells |
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Osteoblast |
Build new bone, increase girth |
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Osteoclast |
Break down bone |
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Ossification |
Conversion into bone |
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Osteoporosis |
Loss of bone density Caused by excessive absorption of calcium from bone |
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Bone remodeling |
Ability bone to adapt to stress applied to it Changes in size, shape, and structure |
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T or F: Bone is not brittle and is a great shock absorber |
False |
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What axial bones are in the vertebral column? |
Cervical (7) Thoracic (12) Lumbar (5) Sacral Coccyx |
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What are the axial bones of the sternum? |
Manubrium Main body Xiphoid process |
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What is a fracture? |
Any break in the continuity of the bone |
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