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bones > Bone Tissue > Flashcards

Bone Tissue Flashcards

1
Q

Osteoprogenitor cell

A

Stem cell the produces osteoblasts

Important in fracture repair

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2
Q

Osteoblasts

A

Produce new bone matrix

Release calcium + salts

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3
Q

Osteoclasts

A

Remove + remodel bone matrix

Release acids and enzymes

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4
Q

Osteogenesis

A

Make new bone

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5
Q

Osteolysis

A

Breaking of bone matrix

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6
Q

Bone matrix

A

Collagen

Calcium phosphate

Hydroxyapatite

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7
Q

Osteon

A

Compact bone functional unit

Osteocytes in lacunae (little lake) in lamellae around a central canal

Strong along the length

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8
Q

Central canal

A

Contains blood vessels

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9
Q

Canaliculi

A

Connect the lacunae with each other and central canal

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10
Q

Spongy bone

A

Located where bones are not stressed

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11
Q

Lamellae

A

Form struts and plates called trabeculae

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bones (4 decks)

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