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Anatomy BIO-271 > Chapter 6: Osseous tissue > Flashcards

Chapter 6: Osseous tissue Flashcards

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1
Q

What are general functions of the skeletal system?

A
  1. Support
  2. Protection
  3. Leverage/movement (muscles gotta pull on something)
  4. Storage of minerals and lipids
  5. Blood cell production
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2
Q

What bone marrow is associated with lipid storage?

A

Yellow bone marrow

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3
Q

What bone marrow is responsible/associated with blood cell production and what is that process called?

A

Red bone marrow is associated with blood cell production and this process is called hemopoiesis.

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4
Q

Label 1-5 appropriately

A
  1. Proximal epiphysis
  2. Meraphysis
  3. Diaphysis
  4. Metaphysis
  5. Distal Epipysis
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5
Q

Lable 1-3 appropriately with appropriate TYPE of bone.

A
  1. Spongy Bone
  2. Spongy Bone
  3. Compact bone
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6
Q

The structure labeled “1” is the space that contains what type of marrow?

A

Red Marrow

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7
Q

“2” is what cavity and “3” is what type of marrow?

A

2 = Medullary cavity

3 = Yellow Marrow

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8
Q

What type of bone contains red bone marrow?

A

Spongy bone (cancellous bone) contains red bone marrow

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9
Q

The medullary cavity contains what type of bone marrow?

A

yellow bone marrow

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10
Q

The blue stars represent the part of the bone which articulates with another. The purple star is a double layered covering of bone. What are the correct names?

A
  1. Articular Cartilage
  2. Periosteum
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11
Q

The blue star structure is known as the…

A

Epiphyseal plate

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12
Q

In adults, the epiphyseal plate turns into the….

A

Epiphyseal line

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13
Q

Image 1 belongs a child or an adult? What are the yellow stars pointing to?

A

Child; yellow stars are point to epiphyseal cartilages

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14
Q

Bone contains inorganic and organic material. By weight, most of bones mass is of _______ material

A

Inorganic

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15
Q

Organic material consist of…

A

Cells, protein fibers (collagen), ground substance (semisolid mix of non-fibrous proteins)

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16
Q

The ground substance + the protein fibers make up what?

A

Osteoid

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17
Q

calcium phosphate and calcium hydroxide combine to form…? Is this an organic or inorganic substance?

A

Hydroxyapatite; this is consider apart of the INORGANIC material of bone.

18
Q

Without mineral would bone have as much integrity?

A

No, it would be soft and easily malleable.

19
Q

What would bone be like without collagen?

A

Easily breakable. Way to brittle and “stiff”

20
Q

The inroganic and the organic materials make up what is known as the bone ______?

A

Matrix

21
Q

What are the 4 types of bone cells?

A
  1. Osteocytes
  2. Osteoblasts
  3. Osteoclasts
  4. Osteoprogenitors
22
Q

What is the function of osteocytes?

A

Osteocytes…

  • Are mature bone cells that maintain the bone matrix.
23
Q

What is the function of Osteoblasts?

A

Add to/ build new bone matrix during growth and remodeling

24
Q

What is the function of Osteoclasts?

A

Remove/ tear down bone matrix during growth and remodeling

25
Q

What is the function of Osteoprogenitors?

A

Maintain osteoblasts population

26
Q

The outside surface of bone is a two layered tissue called the ______

A

Periosteum

27
Q

The inside surface (lining of marrow cavity) also covered by epithelial tissue is called the…

A

Endosteum

28
Q

The outer layer of the periosteum is known as the _____ layer while the inner layer is known as the _____ layer?

A
  • Outer layer = fibrous layer
  • Inner Layer = cellular layer
29
Q

Compact bone is arranged in _____?

A

Osteons

30
Q

Spongy bone is arranged in?

A

Trabeculae

31
Q

Identify structures 1-4 in the picture

A
  1. Osteons
  2. Trabeculae
  3. Endosteum
  4. Periosteum
32
Q

The structure illustrated/indicated by the blue box is showing the circular, repeating unit of compact bone known as…

A

Osteon

33
Q

“1” is called…

A

Concentric lamellae

34
Q

“2” is…

A

Central canals

35
Q

Identify Numbers 1-5

A
  1. Periosteum
  2. Osteon
  3. Central Canal
  4. Perforating Canals
  5. Central Canal
36
Q

Identify 1-3

A
  1. Lacuna
  2. Osteocyte
  3. Canaliculi
37
Q

Identify 1 and 2

A
  1. Lacunae
  2. Osteon
38
Q

True or False… Spongy bone contains osteons?

A

False. It contains trabecula

39
Q

Why is vitamin c important for bone health?

A

Collagen formation

40
Q

Bone loss from normal agining is known as osteoporosis? True or false?

A

False. Osteopenia is the result of bone loss due to aging. Non-pathological

Anatomy BIO-271 (22 decks)

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