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129.Which description of bone cells is INCORRECT?Page 26
a.Osteogenic cells can differentiate into osteoclasts.b.Osteoblasts secrete collagen and calcium-binding proteins.c.Bone lining cells on the internal surfaces of bone are also called endosteal cells.d.Osteoclasts secrete digestive enzymes and hydrogen ions130.The notable hardness of bone is attributed to ________.a.the presence of collagen fibersb.the presence of cartilagec.the presence of proteoglycansd.the presence of inorganic hydroxyapatitese.the presence of glycoproteins 131.The illustrated bone-forming process would be associated with which of the following bones?A. vertebraeB. humerusC. All of the listed responses are correct.D. parietalE. femur 132.What indicates that a long bone has reached its adult length?a.the presence of hyaline cartilage on the ends of the boneb.the presence of osteonsc.the presence of osteoblastsd.closure of the epiphyseal platePage 27
133.The structure indicated by the arrow is composed primarily of what material?A. dense connective tissueB. compact boneC. fibrocartilageD. hyaline cartilage134.The correct order (from start to finish) of fracture repair is ________.a.bone remodeling, hematoma formation, fibrocartilaginous callus formation, and bony callus formationb.hematoma formation, fibrocartilaginous callus formation, bony callus formation, and bone remodelingc.hematoma formation, bony callus formation, bone remodeling, and fibrocartilaginous callus formationd.bony callus formation, hematoma formation, fibrocartilaginous callus formation, and bone remodeling135.Choose the CORRECT pairing.Page 28
a.rickets: deficiency of vitamin Ab.osteomalacia: excessive mineralization of the bonec.paget's disease: excessive and haphazard bone deposition and resorptiond.osteoporosis: increased bone density136.Hypercalcemia can be caused by_________.a.All of the listed responses are correct.b.hypersecretion of parathyroid hormonec.insufficient vitamin D levels in the bodyd.reduced parafollicular cell activity137.Hyaline cartilage ________.a.is found on the ends of bones that form movable jointsb.forms "shock-absorbing" pads between the vertebraec.gives shape to the external eard.is the rarest of the skeletal cartilages138.Which type of cartilage covers and protects the ends of bones at freely moveable joints?a.fibrocartilageb.elastic cartilagec.hyaline cartilaged.both hyaline and elastic cartilage139.The axial skeleton includes the ________.a.ribsb.bones of the legsc.hip bonesd.bones of the arms140.True/False: The main role of the appendicular skeleton is to protect and support vital organs. Page 29
a.Trueb.False141.Bones do NOT have a role in ________.a.glycogen productionb.movementc.fat storaged.supporte.blood cell formation