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A&P > Skeletal Tissue > Flashcards

Skeletal Tissue Flashcards

1
Q

What are the 3 components of the intercellular matrix of cartilage?

A

Glycoproteins
Collagen
Elastic Fibers

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2
Q

Is skeletal tissue a type of connective tissue?

A

Y

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3
Q

What is the perichondrium?

A

An onion like connective tissue that forms around cartilage

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4
Q

Is a perichondrium found on articulate cartilage?

A

N

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5
Q

What is the smooth cartilage found between joints called?

A

Hyaline

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6
Q

Are there fibers in hyaline cartilage?

A

Y, but can’t see

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7
Q

Cartilage that is really good at withstanding tension and absorbing shock is known as ____ cartilage

A

Fibro

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8
Q

Where are the two places that fibrocartilage is found?

A

Intervertebral discs, pubis synphasis

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9
Q

The cells that make up bone are known as?

A

Osteocytes

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10
Q

What kind of cell makes osteocytes?

A

Osteoblasts

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11
Q

2 reasons that we need osteoclasts?

A
  1. Remodeling

2. Nutrient deficiency

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12
Q

What are the two intercellular substances of bone?

A

calcium phosphate

Hydroxyapatite crystals

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13
Q

What makes bones hard?

A

Ca and P

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14
Q

What makes bones strong?

A

Collagen

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15
Q

Is cartilage vascular?

A

No

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16
Q

Is bone vascular?

A

Yes

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17
Q

Perichondrium is to cartilage as _______ is to bone

A

Periosteum

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18
Q

What is the shaft of a bone?

A

Diaphysis

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19
Q

What are the ends of a long bone called?

A

Epiphysis

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20
Q

Where the epiphysis meets the diaphysis is called the _____?

A

Metaphysis

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21
Q

Where one bone meets another is called a ______?

A

Articulation

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22
Q

“Articular cartilage”

A

Hyaline

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23
Q

What is the hollow part of the bone?

A

Marrow cavity

24
Q

Yellow vs red marrow cavity?

A

Yellow storing fat

Red making blood

25
Q

The membrane lining the medullary cavity is known as a _________ which is rich in ___________

A

Endosteum

Osteoclasts

26
Q

Osteon

A

The cylinders that run through the bone

27
Q

A _________is running vertical in the bone, and the _________ canal are running horizontal

A

Central canal

Perforating

28
Q

What is the disadvantage of compact bone and what is the advantage compared to cancellous or sponges bone?

A

Strong vertically, not so strong in other directions

29
Q

Spikes of the spongey bones called?

A

Trabeculae

30
Q

What is the space in between trabeculae known as? What does it do?

A

Interosteospace, red bone marrow is found here

31
Q

Advantage vs disadvantage of spongey bone? Compared to compact bone.

A

Overall weaker, but stronger from more directions

32
Q

What are the two types of ossification?

A

Endochondrial

Intramembranous

33
Q

What is intramembranous ossification?

A

When osteoblasts are directly responsible for making more cells

34
Q

What is endochondrial ossification?

A

When cartilage is made first and then turned to bone

35
Q

______________: the growth plate that can be found at the end of bone

A

Epiphyseal plate

36
Q

Sesamoid bone? Ex?

A

Bone imbedded in a tendon. Patella

37
Q

What bones contribute to the orbit?

A 
Frontal
Zygomatic
Ethmoid
Sphenoid
Maxilla
Lacrimal 
Palatine
38
Q

Forehead bone?

A

Frontal Bone

39
Q

__________: the hole found in the frontal bone above the eye socket

A

Supraorbital foramen

40
Q

What is the suture that connects the parietal bone and the frontal bone?

A

Coronal suture

41
Q

___________: the bone on the very top of the skull and on the sides

A

Parietal

42
Q

What is the suture that connects the L and R parietal bones?

A

Sagittal

43
Q

_________: the bone that is the temples and wraps below the ears

A

Temporal

44
Q

Describe the basic characteristics of cartilage

A

Has chondrocyte cells
Avascular
Fibers

45
Q

Identify, describe, and give an example of the 3 basic cartilage types.

A
  1. Fibrocartilage
  2. Hyaline
  3. Elastic
46
Q

Describe the composition of bone.

A

Minerals (hydroxyapatite crystals – primarily calcium based for hardness), collagen fibers for strength and bone cells in their lacunae

47
Q

Define osteocyte, osteoblast, and osteoclast.

A

Bone cell
Bone making cell
Bone breaking cell

48
Q

List and describe the 7 parts of a typical long bone.

A
  1. Articular cartilage
  2. Epiphysis (ends)
  3. Metaphysis (neck)
  4. Diaphysis (shaft)
  5. Marrow cavity
  6. Periosteum (outer covering)
  7. Endosteum (lining marrow cavity).
49
Q

Fossa

A

A shallow depression

50
Q

Fissure

A

Narrow slit like opening

51
Q

Foramen

A

A round opening though a bone

52
Q

Notch

A

a small indent

53
Q

meatus

A

Canal-like passage way

54
Q

Condyle

A

Rounded projection, often involved in articulation

55
Q

Facet

A

Smooth part of an articualation

56
Q

Process

A

Protruding part of the bone most commonly associated with muscle attachment

A&P (22 decks)

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