40 the medullary cavities of long bones contain

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40) The medullary cavities of long bones contain _____ marrow. Answer: yellow Topic: ANATOMY OF A BONE 41) The region of a long bone where the epiphysis and diaphysis join is called the _____. Answer: metaphysis 6
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Topic: ANATOMY OF A BONE 42) The spaces in bone tissue that contain osteocytes are called _____. Answer: lacunae Topic: HISTOLOGY OF BONE TISSUE 43) The largest artery supplying a long bone is the _____ artery. Answer: nutrient Topic: BLOOD AND NERVE SUPPLY 44) The process by which bone tissue replaces hyaline cartilage is _____ ossification. Answer: endochondral Topic: BONE FORMATION 45) The process of _____ ossification produces flat bones that form the roof of the skull and the lower jawbone. Answer: intramembranous Topic: BONE FORMATION 46) The formation of the periosteal bud (containing periosteal capillaries and associated osteoblasts, osteoclasts and red marrow cells) is the event that precedes the development of a _____ ossification center. Answer: primary Topic: BONE FORMATION 47) The epiphyseal plate separates the epiphysis and diaphysis of a growing bone. The four zones of cartilage found here, in order from epiphyseal edge to diaphyseal edge are _____, _____, _____, and _____. Answer: zone of resting cartilage, zone of proliferating cartilage, zone of hypertrophic cartilage, zone of calcified cartilage Topic: BONE GROWTH 48) The lifelong replacement and redistribution of bone matrix is referred to as _____. Answer: remodeling or reshaping Topic: BONE REPLACEMENT 49) Mechanical stress on bone is due to the contraction of skeletal muscles and _____. Answer: gravity Topic: EXERCISE AND BONE TISSUE 50) A bone fracture in which the broken ends of the bone can be seen protruding from the skin is called a/an _____ fracture. Answer: open/compound Topic: FRACTURE AND REPAIR OF BONE 51) In aging females, decreasing levels of estrogen accelerate the loss of _____ from bone tissue. Answer: calcium 7
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Topic: AGING AND BONE TISSUE 52) Common sites of fracture due to osteoporosis include bone of the _____, _____, and _____. Answer: wrist, hip, vertebrae Topic: APPLICATIONS TO HEALTH MATCHING. Choose the item in Column 2 that best matches each item in Column 1 Match the bone cells in Column 1 with their characteristics in Column 2. 53) Column 1: osteocytes Column 2: maintain the daily metabolism of bone tissue Answer: maintain the daily metabolism of bone tissue Topic: HISTOLOGY OF BONE TISSUE 54) Column 1: osteoblasts Column 2: responsible for the formation of matrix Answer: responsible for the formation of matrix Topic: HISTOLOGY OF BONE TISSUE 55) Column 1: osteogenic cells Column 2: undergo mitosis and develop into osteoblasts Foil: undergo mitosis and develop into osteoclasts Answer: undergo mitosis and develop into osteoblasts Topic: HISTOLOGY OF BONE TISSUE 56) Column 1: osteoclasts Column 2: responsible for the destruction (resorption) of matrix and the release of calcium into the bloodstream Answer: responsible for the destruction (resorption) of matrix and the release of calcium into the bloodstream Topic: HISTOLOGY OF BONE TISSUE 57) Column 1: osteocytes Column 2: mature osteoblasts Answer: mature osteoblasts Topic: HISTOLOGY OF BONE TISSUE 58)
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