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Chapter 7: Bone Tissue Part 1

Across
Marrow cavity- space in the diaphysis of a long bone that contains bone marrow
Layer of hyaline cartilage that covers joint surface
Function: What does the limbs, vertebrae, and mandible do?
Function: The limbs provide_________ and vital functions.
Flate bone has a __________ construction. Two layers of compact bone enclosing a middle layer of spongy bone. Both surfaces covered with periosteum.
Former osteoblasts that have become trapped in the matrix they deposited. Maintains and regulate bone remodeling( shapes and density that are adaptive)
Bone forming cells Forms single layer of cells under endosteum and periosteum. Produce organic matrix, which then hardens by mineral deposition.
(Sharpey's) penetrate into bone matrix Inner osteogenic layer of bone-forming cells
Little canals that connect lacunae
Blood cell production in red bone marrow
External sheath covering most of bone, in other words, the outer fibrous layer of collagen
Diaphysis
Longer than wide Acted upon by muscles; crucial for movement Arm and leg bones
Thin layer of tissue lining marrow cavity Has cells that dissolve osseous tissue and other cells that deposit
Function: The CNS, heart, and lungs uses bones for ___________.
Down
Spongy middle layer. Absorbs shock Marrow spaces lined with edosteum
Approximatel equal in length and width Glide across one another Ex Wrist and ankle bones
Tiny cavities where osteocytes reside
(Bones) Connective tissue with the matrix hardened by calcium and other minerals
Thin, curved plates Protects soft organs Ex: Skull and ribs
Stem cells in endosteum and inner layer of periosteum. Give rise to other bone cell types, except osteoclasts.
Enlarge ends of a long bone
Small holes in bone surface where blood vessels come through for nutritious purposes
Bone reabsorbing cells found on bone surface
Not flat or Short ex Vertebrae and pelvic bones
Functions: ______________Balances Calcium and Phosphate levels
Functions:___________ buffer the action by altering phosphate and carbonate salt levels
Spongy bone that is found in the ends of long bones and in the middle layer of nearly all other long bone features
Dense outer shell of osseous tissue that covers surface of all bones