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BDS1 Microbiology > Connective Tissues > Flashcards

Connective Tissues Flashcards

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Biology 101 flashcards
1
Q

name examples of connective tissues

A

bone
cartilage
tendons
adipose

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2
Q

what is the outermost layer of bone connective tissue

A

articular cartilage

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3
Q

what is under articular cartilage

A

cortical bone

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4
Q

what tissue is present on the inside of the bone tissue

A

spongey or cancellous bone (trabecular bone)

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5
Q

what are basement membranes

A

found under epithelial tissue and have collagen fibres

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6
Q

what are the three main components of connective tissues

A

ground substance
fibres
cells

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7
Q

what comprises the extracellular matrix of connective tissue

A

ground substance and fibres

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8
Q

what is the function of the ECM

A

provides cells with structural and biochemical support

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9
Q

what is the function of fibres in ECM

A

provide structural support and tensile strength

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10
Q

what are the two main types of fibres

A

collagen
elastin

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11
Q

what fibre provides strength

A

collagen

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12
Q

what fibre provides stretch and recoil

A

elastin

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13
Q

what type of collagen fibres are found in hyaline cartilage

A

type 2

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14
Q

how are fibres secreted into ECM

A

by connective tissue cells

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15
Q

what do blast cells do

A

synthesise ECM

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16
Q

what do cytes cells do

A

maintain ECM

17
Q

what do clast cells do

A

break down ECM

18
Q

what are the three types of connective tissues

A

connective tissue proper
skeletal connective tissue
fluid connective tissue

19
Q

what is connective tissue proper categorised into

A

loose (mostly ground substance)
dense (mostly fibres)

20
Q

what are examples of loose connective tissues

A

areolar
adipose
reticular

21
Q

what are examples of dense connective tissues

A

regular
irregular
elastic

22
Q

what are dense regular connective tissues

A

run in same direction - structural integrity

23
Q

what are dense irregular connective tissues

A

run in different directions - strength in different planes

24
Q

what are elastic dense connective tissue fibres

A

allows recoil after stretching

25
Q

what is scurvy

A

lack of vitamin C leading to defective collagen formation

26
Q

how does scurvy relate to dentistry

A

loose teeth
skin haemorrhages
death

27
Q

what is SLE

A

autoimmune disease where autoantibodies attack healthy tissues

28
Q

what is sjogrens

A

autoimmune disease that attacks the salivary and lacrimal glands

29
Q
A

BDS1 Microbiology (4 decks)

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