Skeletal System

• Skeletal System


  Framework providing support, protection, and movement.
• Osteoblasts


  Cells responsible for bone formation.
• Ossification


  Process of bone formation from cartilage.
• Compact Bone


  Dense bone structure providing strength.
• Spongy Bone


  Bone with cavities, lighter than compact bone.
• Long Bones


  Bones with a shaft and spongy ends.
• Short Bones


  Bones as broad as they are long.
• Flat Bones


  Thin bones with compact and spongy layers.
• Irregular Bones


  Bones with complex shapes, e.g., vertebrae.
• Sesamoid Bones


  Small bones formed in tendons, e.g., patella.
• Periosteum


  Connective tissue membrane covering bones.
• Axial Skeleton


  Skeleton part including skull and spine.
• Appendicular Skeleton


  Skeleton part including limbs and pelvis.
• Splanchnic Skeleton


  Bones developing in soft tissues.
• Cervical Vertebrae


  7 vertebrae in the neck region.
• Thoracic Vertebrae


  13 vertebrae supporting rib cage.
• Lumbar Vertebrae


  7 vertebrae in lower back.
• Sacral Vertebrae


  3 fused vertebrae forming sacrum.
• Coccygeal Vertebrae


  Approx. 20 vertebrae forming the tail.
• Intervertebral Discs


  Shock absorbers between vertebrae.
• Ribs


  13 pairs protecting the thoracic cavity.
• Brachycephalic


  Short-faced skull shape in some breeds.
• Mesocephalic


  Normal-faced skull shape in breeds.
• Dolichocephalic


  Long-faced skull shape in some breeds.