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PLN CHAP 6 Test

Enter the letter for the matching Answer
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1.
What is the shape of short bones?
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2.
What happens to calcium phosphate crystals when exposed to bending, twisting, or sudden impacts?
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3.
What are the primary functions of the skeletal system?
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4.
What are the pockets called that contain bone cells (osteocytes)?
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5.
What is the structure of the bone matrix?
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6.
What is the function of sutural bones?
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7.
What are the bones that make up the wrist called? hint: _____tunnel syndrome
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8.
What is an osteon?
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9.
What is the main material secreted by osteoblasts in bone matrix and What percentage of the organic component of bone matrix is made up of collagen fibers?
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10.
What is the study of bones called?
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11.
The composition of bone mass is ____organic and ____inorganic
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12.
What % is taken up by bone cells
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13.
Can you give examples of irregular bones?
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14.
What other than bones is included in the skeletal system?
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15.
What is bone tissue?
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16.
What is the function of elevations/projections on bones?
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17.
What are the examples of short bones?
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18.
What are flat bones?
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19.
What is the function of sutures? and what is the term used to describe bones that form sutures?
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20.
What are the cell types in bone and what are their functions?
A.
The bone matrix is a three-dimensional array of collagen molecules that lie in a staggered arrangement, which acts as a template for bone mineralization.
B.
Carpal bones
C.
2%
D.
Boxlike with approximately equal dimensions.
E.
The function on sultres:To connect cranial bones together. Type of bone that forms sultres: Sutural bones.
F.
Carpal (wrist) and tarsal (ankle) bones.
G.
Bone tissue is a type of connective tissue.
H.
To fill the gaps between cranial bones.
I.
Osteoblasts (bone formation), osteocytes (maintain bone tissue), and osteoclasts (bone resorption).
J.
Bones that have thin, parallel surfaces.
K.
Cartilage, ligaments, and connective tissue.
L.
To provide attachment points for tendons and ligaments.
M.
A unit of compact bone consisting of osteocytes arranged concentrically around a central canal (Haversian canal).
N.
Collagen fibers and 90-95%.
O.
Osteology
P.
pinal vertebrae, pelvic bones, and several bones in the skull.
Q.
They shatter.
R.
The pockets are called lacunae. and are surrounded between layers of the matrix (lamellae)
S.
The composition of bone mass is 1/3 organic and 2/3 inorganic
T.
Support, protection, movement, mineral storage, and blood cell production.
Type the Answer that corresponds to the displayed Question.
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21.
What is the layer of spongy bone between the external and internal tables of the skull called?
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22.
Which of these is NOT a primary function of the skeletal system? blood cell production movement protection storage of minerals and lipids
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23.
What is the bone in the upper arm called?
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24.
This type of bone consist of a shaft (diaphysis) with two ends (epiphyses)
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25.
What structural feature of compact bone prevents it from bending when forces are applied to either end?
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26.
What does the skeletal system store?
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27.
What is the name of the crystal formed by the interaction of calcium phosphate and calcium hydroxide in bone matrix?
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28.
What is the basic functional unit of compact bone?
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29.
What is the other name for sutural bones?
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30.
Which of these is NOT required for normal bone formation? vitamin D vitamin E vitamin A thyroxine

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