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29 Cards in this Set
- Front
- Back
A complex and dynamic living tissue, continually engages in a process called remodeling?
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Bone tissue
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Which is NOT a function of the skeletal system?
A.mineral homeostasis B.protection C.support D.movement |
D. Movement
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What are the two main minerals that are stored in bone tissue?
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calcium and phosphorus
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Red bone marrow produces red blood cells, white blood cells, and platelets? T/F
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True
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The production of blood cells is called?
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hemopoiesis (hematopoiesis)
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Bone tissue is used for triglyceride storage in yellow bone marrow? T/F
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True; adipose cells store triglycerides
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The bones shaft or body?
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diaphysis
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The distal and proximal ends of long bones?
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epiphyses
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Part of a bone where the diaphysis joins the epiphyses?
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metaphyses
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Each metaphysis includes an _______ which allows the diaphysis of bone to grow in length?
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epiphyseal plate
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a thin layer of hyaline cartilage covering part of the epiphysis?
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articular cartilage-forms an articulation (joint) with another bone-
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the tough sheath of dense irregular connective tissue that surrounds the bone surface, helps nourish the bone tissue?
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periosteum
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The space within the diaphysis that contains fatty yellow bone marrow?
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medullary cavity or (marrow cavity)
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A thin membrane that lines the medullary cavity?
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endosteum
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Bone, or osseous tissues extracellular matrix is 25% water, 25% minerals and 50% collagen fibers? T/F
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False; 25% water, 25% collagen fibers, and 50% minerals.
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calcium phosphate combines with calcium hydroxide to form crystals of?
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hydroxyapatite (inorganic)
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Which is correct about extracellular matrix of bone?
A.1/5 organic B.3/4 inorganic C.2/3 organic |
B. 3/4 inorganic
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hardening of the bone?
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calcification; initiated by osteoblasts
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What are the four types of cells in bone tissue?
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1. osteogenic cells
2. osteoblasts 3. osteocytes 4. osteoclasts |
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Cells that are unspecialized stem cells derived from mesenchyme?
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Osteogenic cells
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Bone building cells?
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*osteoblasts*
*VERY IMPORTANT* |
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Mature bone cells that maintain bone function?
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osteocytes
DO NOT UNDERGO CELL DIVISION |
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bone cells that destroy or breakdown the bone?
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osteoclasts
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Another name for compact bone?
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dense bone
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Blood vessels, lymphatic vessels and nerves from the periosteum penetrate compact bone transversly through what?
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perforating or Volkmann's canals
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The vessels and nerves of the perforating canals connect longitudinally with what?
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central or haversian canals
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Small spaces between the lamellae?
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lacunae- contain osteocytes
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Radiating in all directions from the lacunae are tiny channels filled with extracellular fluid?
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canaliculi
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The components of compact bone tissue are arranged into repeating units called?
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osteons or haversian systems
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