Bone Structure And Bone Fractures Flashcards

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1
Q

Epiphysis

A

Ends of bone proximal and distal

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2
Q

Metaphysis

A

Growth zones where epiphyses meet the diaphysis

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3
Q

Epiphyseal disk

A

A plate of hyaline cartilage that exists at metaphysic during growth years (growth plate)

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4
Q

Medullary cavity

A

Hello chamber along diathesis hold the yellow marrow

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5
Q

Endosteum

A

Membrane that lines the medulary cavity and is continuous with the haversian canals

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6
Q

Yellow marrow

A

Fatty material that fills the medullary cavity

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7
Q

Red marrow

A

Phil’s ribs and sternum vertebrae calcaneous humorous and femur in adults

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8
Q

Periosteum

A

Top covering envelope in the surfaces of the entire bone except areas of articulation or the outer covering

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9
Q

Articular cartilage

A

Covers each epiphysis which contact adjacent bones

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10
Q

Volkmanns canal

A

Canal for blood vessels that run horizontal and spongy bone

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11
Q

Haversian Canal

A

Can now for blood vessels that run along the length of compact bone

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12
Q

Osteoblast

A

Creates bone

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13
Q

Osteoclast

A

Breaks down old bones

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14
Q

Hematopeosis

A

Red marrow produces red blood cells and white blood cells

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15
Q

Osteoporosis

A

Loss of bone mineral density osteoblast activity slows down well osteoclast activity increases

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16
Q

Closed or simple bone fracture

A

Bones stay within the confines of the skin

17
Q

Open or compound fracture

A

Bone and stick through the skin

18
Q

Incomplete fracture

A

Greenstick fracture it doesn’t break through the full thickness of the bone

19
Q

Fissured fracture

A

Crack that goes along the length of the bone

20
Q

Complete fracture

A

Breaks through the full thickness of the bone

21
Q

Transverse fracture

A

Across the long axis of the bone

22
Q

Oblique fracture

A

On an angle or diagonal across the bone

23
Q

Spiral fracture

A

From rotational factors bone will break in multiple places looking like a spiral

24
Q

Segmental fracture

A

Breaks in three or more pieces

25
Q

comminuted fracture

A

Breaks into many fragments or an eggshell fracture

26
Q

Displaced fracture

A

Bone ends are not in alignment anymore

27
Q

Compacted or compression

A

2 bones get squished into one another

28
Q

Avulsion fracture

A

A piece of bone breaks off but is still attached to the ligament

29
Q

Stress fracture

A

Caused by microtrauma it is an incomplete fracture and hard to diagnose

30
Q

Diaphysis

A

Elongated shaft of bone