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A&P1-4 Skeletal Sys

Ch 4: Skeletal System

TermDefinition
Absorption Process of putting something into the blood for the first time
Appendicular skeleton Bones of the arms, legs, pectoral and pelvic girdles
Appositional bone growth Type of growth that occurs in all bones making them more massive (and able to handle stress)
Axial skeleton Bones of the head, neck and trunk
Cancellous bone Bone connective tissue with a spongy appearance, caused by trabecular; found in the end of long bones & in the middle of flat and irregular bones
Chondrocyte Cartilage cell that produces a cartilage matrix of proteoglycans and water. (cells in cartilage connective tissue)
Comminuted A fracture in which the bone is broken into 3 or more pieces (commonly referred to as shattered)
Compact bone Bone connective tissue arranged in a series of osteons found in the shafts of long bones and the surfaces of flat and irregular bones.
Deposition The process of putting calcium phosphate crystals into the bone
Diaphysis Shaft of a long bone (has a fibrous covering called periosteum and is a source of osteoblasts)
Endochondral ossification Process that forms long bones
Epiphyseal plate Cartilage between the epiphysis and diaphysis in an immature long bone
Fontanelle Membranous area between flat bones of the skull, eventually replaced by a suture (fibrous joint). Commonly called 'soft spot'.
Foramen magnum Opening found in occipital bone, allows spinal cord to exit the cranial cavity
Hydroxyapatite Calcium phosphate mineral salt that makes up the mineral matrix of bone connective tissue (make the matrix hard)
Meniscus Fibrocartilage pad in the knee between the femur and the tibia
Osteons Haverisan system. Target-like arrangement of bone connective tissue found in compact bone
Reabsorption The process of putting something into the blood again, not the first time
Synovial membrane Membrane lining the joint space of a synovial joint (soft tissue found between the articular capsule (joint capsule) and the joint cavity of synovial joints)
Trabeculae Sliver-like or plate-like arrangement of bone connective tissue found in cancellous bone (gives it a spongy appearance)
Created by: teribere