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Zara Ali
anatomy week 5
| Term | Definition |
|---|---|
| Long Bones | Longer than they are wide, with a shaft and two ends. Femur, tibia, fibula, humerus, radius, ulna, |
| Short Bones | Approximately equal in length, width, and thickness; cube-shaped. Carpals (wrist) and tarsals (ankle) |
| Flat Bones | Thin, flat, and often curved Skull bones ( frontal, parietal), sternum, ribs, scapulae |
| Irregular Bones | Complex shapes that don't fit into other categories; protect internal organs and support various attachments. Vertebrae, facial bones |
| Diaphysis | The shaft or central part of the bone, primarily composed of compact bone. |
| Epiphyses | The ends of the bone, made up of spongy bone covered by a thin layer of compact bone. |
| Metaphysis | The region between the diaphysis and epiphyses, containing the epiphyseal plate (growth plate) in growing bones. |
| Compact Bone | Dense outer layer providing strength and protection. |
| Spongy Bone | Inner layer containing red bone marrow; lighter and less dense. |
| Periosteum | Outer membrane covering the bone, rich in nerves and blood vessels. |
| Axial Skeleton | Skull, vertebral column, rib cage. |
| Appendicular Skeleton | Limbs and girdles (pectoral and pelvic). |
| Shoulder Girdle (Pectoral Girdle) | Clavicle (collarbone) and scapula (shoulder blade). |
| Pelvic Girdle | Two coxal bones (hip bones), each formed by the fusion of the ilium, ischium, and pubis. |
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zarali333
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