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Anatomy > Bone Tissue > Flashcards

Bone Tissue Flashcards

0
Q

Bone cavity

A

Medullary cavity

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1
Q

Long bone ends

A

Epiphysis

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2
Q

Bone-forming cell

A

Osteoprogenitor

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3
Q

Precedes bone tissue on a long bone

A

Hyaline cartilage

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4
Q

Canals deep into the bone

A

Volkmann’s

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5
Q

Tightly packed bone

A

Compact

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6
Q

Bone shaft

A

Diaphysis

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7
Q

Isolated bone cell

A

Osteocyte

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8
Q

Spongy bone

A

Cancellous bone

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9
Q

Tiny channels that radiate through bone matrix

A

Canaliculi

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10
Q

Outer covering of bone

A

Periosteum

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11
Q

Bone unit

A

Osteon

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12
Q

Chambers around each bone cell

A

Canaliculi

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13
Q

Bone-eroding cell

A

Osteoclasts

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14
Q

Bone matrix composed of this

A

Hydroxyapatite

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15
Q

Covering at ends of long bones

A

Hyaline cartilage

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16
Q

Lining of marrow cavity

A

Endosteum

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17
Q

Rings within a single bone unit

A

Concentric lamellae

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18
Q

Rings between bone units

A

Interstitial lamellae

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19
Q

Area of growth plate

A

Epiphyseal plate

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20
Q

Skeletal muscles turn into bone

A

Myositis ossificans

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21
Q

Growth hormone released after puberty

A

Acromegaly

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22
Q

Lock of vitamin D and calcium in diet

A

Osteomalacia

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23
Q

Extremely fragile bones, no order of collagen fibers

A

Osteogenesis imperfecta

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24
Q

Extra wide epiphyseal played

A

Marfan’s syndrome

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25
Q

Slow growth of epiphyseal cartilage

A

Achondroplasia

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26
Q

Low cell matrix

A

Osteoporosis

27
Q

Releases acids and enzymes to dissolve bone matrix

A

Osteolysis

28
Q

Matrix layers

29
Q

Capillary and venue, parallel or longitudinally to bone surface

A

Central (Haversian) canal

30
Q

Perpendicular to bone surface, feeds marrow and deep osteocytes

A

Perforating (Volkmann’s) canal

31
Q

Dense regular ct, some of he collagen fibers weave into the bone itself, Sharpey’s fibers

A

Our, fibrous layer of periosteum

32
Q

Elastic fibers and osteoclast

A

Inner, cellular layer

33
Q

Bones from mesenchyme

A

Dermal bones

34
Q

Form in areas of high tension (out of place)

A

Ectopic/heterotropic bones

35
Q

Perichondrium

A

Out layer of cartilage

36
Q

-blast

A

Actively making fibers and matrix

37
Q

-cyte

A

Cells, maintains matrix

38
Q

-clast

A

Break down the matrix

39
Q

Ground substance

A

Composed of sugars and proteins

40
Q

Matrix

A

Ground substance and fibers

41
Q

Hydroxyapatite

A

Inorganic ground substance

42
Q

Osteoid

A

Organically before calcium breaks down

43
Q

Center of dhaft, step 3 of endo.

A

Primary Ossification Center

44
Q

Center of epiphysis, step 5 of endo.

A

Secondary Ossification Center

45
Q

Ends of long bones

A

Articular cartilage

46
Q

Forms into bone thru endo.

A

Hyaline cartilage

47
Q

Epiphyseal plate

A

Separates epi. from dia.

48
Q

Lack of hyaline cartilage

A

Epiphyseal line

49
Q

Cancellous bone

A

Spongy bone

50
Q

Dense bone

A

Compact bone

51
Q

Layer of spongy bone between compact bone

52
Q

Width

A

Appositional growth

53
Q

Length

A

Interstitial growth

54
Q

Produces new bone matrix

A

Osteogenesis

55
Q

Release of acids and enzymes to dissolve bone matrix

A

Osteolysis

56
Q

Getting rid of old stuff to replace with new stuff

A

Remodeling

57
Q

The process of replacing other tissues with bond

A

Ossification

58
Q

The deposition of calcium salts

A

Calcification

59
Q

Small struts that develop a bone outward from the ossification center

60
Q

Increases osteoclast activity, elevated calcium levels in body fluids

A

Parathyroid hormone

61
Q

Decreases osteoclast activity, reduces calcium levels in body fluids

A

Calcitonin

62
Q

Lack of vitamin c

63
Q

Hyaline cartilage wear and tears, gets chunky

A

Osteoarthritis

64
Q

Bone cancer

A

Osteogenic sarcoma

65
Q

A pocket sandwiched between layers of matrix

Anatomy (14 decks)

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