Anatomy - Maser
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Skeletal Cartilage | large water content; no nerves; no blood vessels, perichondrium; cartilage cells
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| Resilient | springs back to original shape
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| Perichondrium | membrane surrounds cartilage
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| Chondrocytes | cartilage cells
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| Extracellular matrix | ground substance surrounds cells
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| Hyaline cartilage | most abundant cartilage
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| Articular cartilage | hyaline; at moveable bond ends
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| Costal cartilage | hyaline; ribs to sternum
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| Laryngeal cartilage | hyaline; forms larynx
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| Tracheal & Bronchial cartilage | hyaline; respiratory system
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| Nasal cartilage | hyaline; external nose
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| Elastic cartilage | stretchy fibers for bending
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| Pinna | external ear, elastic cartilage
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| Epiglottis | covers opening to larynx; elastic cartilage
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| Fibrocartilage | thickest for great strength, pressure & stretch
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| Menisci | fibrocartilage pads; discs between spiral vertebrae
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| Appositional | growth from outside; cells in surrounding perichondrium secrete new matrix
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| Interstitial | growth from within; chondrocyte cells within cartilage divide & secrete new matrix
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| Skeleton Functions | support, protection, movement, mineral storage and blood cell formation
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| Hematopoeisis | blood cell formation by red marrow
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| Long bones | long shaft with 2 ends; ex. bones of limbs
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| Short bones | roughly cube shape; ex. wrist/ankle
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| Flat bones | thin, flat & slightly curved; ex. sternum/ribs/skull bones
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| Irregular bones | complex shapes; ex. vertebrae/hip
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| Compact bone | lamellar bone (dense)
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| Spongy bone | concellous bone; composed of trabeculae and open spaces filled with red & yellow bone marrow
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| Trabeculae | flat bone pieces
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| Diaphysis | long axis-short, medullary cavity
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| Medullary cavity | central marrow cavity, contains yellow bone marrow
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| Epiphysis | bone ends with spongy bone; joint surface with a layer of articular cartilage
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| Epiphyseal Line | between diaphysis & each epiphysis
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| Periosteum | protective covering of outer surface of diaphysis, secured to underlying bone by Sharpey's fibers
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| Sharpey's fibers | secure underlying bone todiaphysis
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| Osteoblast cells | bone-forming
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| Osteoclast cells | bone-destroying
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| Endosteum | membrane covers inner marrow cavity
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| Hematopoietic tissue | red marrow - blood-forming tissue
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| Red Marrow cavity | spongy area of long bones
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| Yellow Marrow | fat in medulla cavity, can revert to red if anemic
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| Haversian system | an osteon; parallel to length of bone
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| Lamella | group of hollow tubes
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| Haversian canal | thru central core of each osteon, contains nerves/blood vessels
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| Volkmann's canal | enter at right angle; connets periosteum nerves & blood vessels to central canals and medullary cavity
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| Osteocytes | mature bone cells, maintain bone matrix in small lucurae cavities
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| Canaliculi | connets osteoclasts
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| Lacurae cavity | contain osteoclasts
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| Spongy bone structure | no osteons, trabeculae alighned to resist stress, osteocytes interconnect thru canaliculi
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Created by:
NknmJewel
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