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UOA BIOSCI 107 > Connective Tissue > Flashcards

Connective Tissue Flashcards

1
Q

Connective tissue function

A

support, bind other tissues
transport
store energy (fat)
sensations (nerves - not cartilage)

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2
Q

GAGS examples

A

chondroitin/keratan/dermatan/haparin sulphate

hyalurounic acid

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3
Q

choindroitin sulphate location

A

cartilage, blood, bone, skin

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4
Q

keratan sulphate location

A

cornea, cartilage, bone

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5
Q

dermatan sulphate location

A

skin, tendons, heart valves

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6
Q

hyaluronic acid function

A

lubricate joints
maintain eyeball shape
bind cells

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7
Q

Elastic fibre structure

A

elastin surrounded by fibrillin glycoprotein

fibrous

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8
Q

collagen structure

A

parallel bundles of proteins

THICC

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9
Q

reticular fibre structure

A

collagen wrapped in glycoprotein

thinner, branched

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10
Q

reticular fibre location

A

BM,
smooth muscle
nerve fibres
vessels

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11
Q

macrophage function and location

A 
phagocytic
langerhans - skin
dust - lung
kupffner - liver
wandering - sites of injury, inflammation and illness
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12
Q

mast cells function and location

A

release histamine to change permeability of blood vessel walls
found near blood vessels

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13
Q

basophils function

A

release histamines - inflammatory reacftion

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14
Q

eosinophils function

A

parasitic response, allergic respoknse

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15
Q

neutrophils function

A

phagocytic

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16
Q

what are platelets formed from

A

megakaryocytes

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17
Q

hyaline cartilage structure

A 
gel
weal
flexible
fibres are not obvious
surrounded by perichondrium
18
Q

hyaline cartilage location

A

end of respiratory structures:

septum, bronchi, trachea

19
Q

elastic cartilage structure, function, location

A

chondrocytes in elastic fibre network\
surrounded by perichondrium
maintains shape
sound structures - ear, larynx lid, auditory tubes

20
Q

fibrocartilage location and strucfture

A

joint interfaces, where tendons insert into cartilage
no perichondrium
fibroblasts amongst thick collagen bundles

21
Q

lamellae function and structure

A

rings of mineral salts - CaPO4, Ca(OH)2
collagen
strong & hard - responsible for compact bone

22
Q

lacunae structure and function

A

small spaces between lamellae for osteocytes

23
Q

canaliculi structure and function

A

canals

transport of O2, nutrients, waste

24
Q

haversian/central canal structure and function

A

contains blood, lymph, nerves

25
Q

Spongy bone function/structure

A 
no osteons - trabeculae instead - no haversian canal - marrow instead.
--> Marrow! (red and yellow)
porous
makes RBC
stores fat
26
Q

where is dense regular connective tissue found

A

ligaments,
tendons
aponeuroses

27
Q

dense irregular structure

A

collagen fibres in an irregular arrangement

28
Q

dense irregular CT location

A

arranged in sheets
reticular dermis
fascaie - around muscles and cartilage, separate things

29
Q

dense elastic CT location

A

lungs

elastic arteries

30
Q

loose areolar tissue location and function

A 
packing material
all 3 fibres
beneath skin
around blood vessels, nerves, organs
papillary dermis
31
Q

what CT is adipose tissue found with

A

areolar

32
Q

loose reticular CT structure

A

reticular fibres and cells in network

33
Q

where is loose reticular CT found

A

stroma of liver, spleen, lymph nodes, RB marrow
BM
binds smooth muscle

34
Q

mesenchyme structure

A

mesenchyme cells in reticular fibre network

35
Q

mucous CT structure

A

fibroblasts in GS with collagen fibre network

36
Q

areolar CT structure

A

all 3 fibres

many types of cells - fibroblasts, mast cells, WBC’s, plasma cells, macrophages, adipocytes

37
Q

brown adipose tissue features

A

more blood vessels
pigmented mtchondria
more common in children and infants than in adults

38
Q

what is a source of stem cells

A

adipose tissue

39
Q

elastic CT structure and location

A

fibroblasts in elastic fibre network
lungs and elastic arteries
trachea
bronchial tubes

40
Q

hyaline cartilage location

A

ends of long bones
parts of larynx, trachea, bronchi, bronchial tubes
embryonic skeleton

41
Q

hyaline cartilage structure

A

gel
shiny
fine collagen fibres
prominent chrondrocutes in lacunae surrounded by perichondrium

42
Q

hyaline cartilage function

A

flexibility

protect joints

UOA BIOSCI 107 (13 decks)

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