Multiple Choice: Identify the
choice that best completes the statement or answers the question.
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1.
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The factor(s) that determine where bone
matrix is to be remodeled is (are):
A | sex hormones | B | growth hormone | C | stresses of gravity
and muscle pull on the skeleton | D | parathyroid hormone
(PTH) | E | calcium level of the
blood |
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2.
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Bone growth that occurs due to weight lifting at
age 40 is most likely:
A | endochondrial ossification | B | none since bones do not grow after adolescence | C | appositional ossification | D | periosteum | E | occurring at the
epiphyseal plates |
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True/False: Indicate whether the
statement is true or false.
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3.
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Hematopoiesis refers to the formation of blood
cells within the red marrow cavities of certain bones.
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4.
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Articular cartilage covers the diaphysis of long
bones.
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5.
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The arrangement of lamellae around central
(Haversian) canals forms osteons.
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6.
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Osteoblasts respond to the parathyroid hormone
(PTH).
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Matching
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A | osteoclasts | B | osteoblasts | C | lacunae | D | osteocytes | E | epiphyseal
line | F | epiphyseal plate | G | Sharpey's fibers | H | lamellae | I | canaliculi | J | osteons |
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7.
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Cells that can dissolve the bony
matrix
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8.
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Layers of calcification that are found in
bone
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9.
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Small channels that radiate through the matrix of
bone
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10.
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Cells that can build bony matrix
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11.
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Area where bone growth takes place
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Essay
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12.
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List and discuss the structures of a long
bone.
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13.
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Explain how the anatomy of compact bone
differs from that of spongy
bone.
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14.
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Explain how bones are remodeled in response to
parathyroid hormone (PTH).
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15.
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If 6-year-old Sarah fell and broke her femur,
damaging the proximal epiphyseal plate, what might she expect as
she grows older? What is an epiphyseal plate and why is it significant to this
situation?
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