skeletal system Flashcards

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1
Q

functions of skeleton

A

support, protection, allow movement, storage, blood cell formation

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2
Q

classification of bones

A

short, long, flat, and irregular

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3
Q

sheet of irregular, dense fibrous connective tissue continuous with the ligaments. covers the shaft and part of the heads of a long bone

A

periosteum

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4
Q

smooth cap of hyaline cartilage found where the bone articulates (forms a joint) with another bone

A

articular cartilage

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5
Q

whole central shaft of the long bone

A

diaphysis

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6
Q

“heads” of a long bone, one proximal to the diaphysis and one distal

A

epiphysis

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7
Q

actually a separate organ; fibrous straps that hold bones together

A

ligament

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8
Q

space within the center of the diaphysis; walls surrounding the space are made of both cancellous and compact bone. in adults, it generally contains yellow bone marrow

A

medullary cavity

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9
Q

thin epithelial membrane that lines the medullary cavity

A

endosteum

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10
Q

spongy bone; soft tissue in its spaces is often red bone marrow

A

cancellous bone

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11
Q

bones are remodeled continually in response to changes in two factors:

A

(1) calcium ion level in the blood
(2) the pull of gravity and muscles on the skeleton

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12
Q

stages of bone repair

A

hematoma forms
fibrocartilage callus forms
bony callus forms
bone remodeling occurs

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13
Q

axial skeleton

A

skull, thoracic cage, vertebral column

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14
Q

two sets of bones in the skull

A

cranium and facial bones

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15
Q

sutures of the skull

A

coronal, squamous, sagittal, lambdoid

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