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Connective Tissue Flashcards

(73 cards)

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1
Q

Where is it found?

A

Around body

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2
Q

What is the origin of connective tissues?

A

Embryonic mesenchyme- week 1-3 embryonic development.

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3
Q

What is the function of connective tissue?

A
  • bind cell together
  • support and strengthen tissue
  • insulate
  • medium of diffusion
  • energy reserve
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4
Q

What is the composition of connective tissue?

A

ECM + cells

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5
Q

True or false- ECM is found between a cell.

A

True.

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6
Q

What is ECM made of?

A

Protein fiber + ground substance

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7
Q

What make ECM special?

A

Vascular + has nerves

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8
Q

What is exception of connective tissue that has no blood supply or ECM.

A

Tendon + cartilage

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9
Q

Whats the features of ground substance?

A

variable consistency + complex combination

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10
Q

Whats the 3 purpose of ground substance?

A

medium of diffusion + lubricant + store water

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11
Q

What are mesenchymal cells involved in connective tissue?

A

fibroblast + adipocyte

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12
Q

What are hematopoietic cells involved in connective tissue?

A

macrophage (engulf bacteria) , plasma (antibodies) , mast cell (histamine) and leucocytes (eosinphil)

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13
Q

What are the types of fibers?

A

collagen, reticular and elastic

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14
Q

What makes fibers?

A

fibroblast

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15
Q

True or false- reticular is made of collagen type 2

A

False- type 3

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16
Q

True or false- elastin in thinner than collagen type 1

A

True

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17
Q

Whats the purpose of reticular fiber?

A

Support organs

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18
Q

Whats the purpose of collagen fiber?

A

key elements of CT

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19
Q

Whats the purpose of elastin fiber?

A

ELASTICITY

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20
Q

Where is elastic?

A

form branching networks

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21
Q

What is the classification of connective tissue?

A

mature & embryonic

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22
Q

What are the classification of embryonic connective tissue?

A

mesenchyme and mucus

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23
Q

What is mucus made of?

A

Hyaluronic acid, collagen fiber and spindle shaped cell

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24
Q

Where is mucus embryonic tissue found?

A

umbilical chord

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25
Which fiber is mucus made of?
collagen
26
Which fiber is mesenchyme?
reticular
27
True or false- mesenchyme have gap junctions.
true
28
What are the classification of proper connective tissue?
- Loose/aroler - Dense regular - Dense irregular
29
Which has more collagen- loose or dense?
dense
30
True or false- Loose has collagen and elastic fiber
true
31
Whats the purpose of loose tissue?
Support epithelial
32
Whats purpose of dense tissue?
stress resistant & protection.
33
Whats the difference between the fibers dense regular or dense irregular?
Dense regular: parallel pattern | Dense irregular: interwoven pattern
34
Where is loose connective tissue found?
Widely distrubuted
35
Where is dense regular connective tissue found?
tendon and ligament
36
Where is dense irregular connective tissue found?
heart & dermis of skin
37
True or false- Loose is more flexible than dense.
True
38
What are the 4 types of specialized tissue?
reticular, adipose, bone and cartilage
39
Whats the purpose of reticular tissue?
support cell type
40
What cell and fibers is reticular tissue made of?
reticular fibers and reticular cells
41
Where is the location of reticular tissue?
Spleen, stroma of liver and lymph node.
42
What is the purpose of adipose tissue?
energy storage & insulation
43
What is adipose made of?
adipocyte, reticular fiber and CT septa
44
What is the type of adipose tissue?
White & brown
45
Which adipose has a large lipid droplet?
White droplet
46
Which adipose has a mitochondria?
brown adipose
47
What does white adipose tissue produce?
Hormone, cytokine and growth factor
48
True or false- brown adipose is only found in babies
true
49
What is cartilage made of?
ECM but no neruovascular bundle
50
Whats the three type of cartilage?
hyaline, fibro & elastic
51
Whats the strongest cartilage?
fibro
52
Whats the most elastic cartilage?
elastic
53
Whats the most abundant cartilage?
hyaline
54
Which cartilage isnt made of elastin?
hyaline and fibro
55
Whats the nucleus in all cartilages?
hyaline: flat fibro: circular elastic: visible
56
Whats the function of elastic cartilage?
Being flexible
57
Whats the function of fibrocartilage?
resistant to compression
58
Whats the function of hyaline cartilage?
friction
59
Whats location of hyaline cartilage?
joint, respiratory passage, rib and epiphyseal plate of long bone
60
Whats location of fibrocartilage?
intervertebral disc
61
Whats location of elastic cartilage?
auricle of ear
62
Which cartilage has lowest repair?
hyaline
63
What cells make bone?
osteocyte (tissue) osteoblast (matrix) osteogenic cell (stem) osteoclast (resorbs bone)
64
What is matrix of bone?
organic (collagen) and inorganic
65
What are bone shape types?
long, short, irregular and flat
66
What are types of bones?
compact and spongy
67
What is compact made of?
osteon and marrow cavity
68
What is spongy made of?
No osteon
69
Which is lighter- spongy or compact?
spongy
70
Where is compact bones found?
outer layer of long bone
71
Where is spongy bones found?
everywhere
72
What happens when one ages?
less collagen or elastin due to less fibroblast - tissue wears out.
73
Why do tissues heal faster in young adults?
nutritional state- optimum blood supply.

Foundation concepts (9 decks)

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