Connective Tissue Flashcards

(57 cards)

1
Q

what are reticular fibers/what produces them

A

thin, branched structures typically found in lymphatic tissue

produced by fibroblasts (reticular cells)

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2
Q
A

fibrocye nuclei of dense regular CT

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3
Q
A

type II collagen

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4
Q

Embryonic CT

A

umbilical cord, pulp of developing teeth rich in ECM and mesenchymal cells Wharton’s Jelly

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5
Q

name the cell type

A

plasma cells

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6
Q

loose CT is found

A

mucosa/subucosa of various organs, surrounding blood vessels, nerves, muscles

Tunica adventitia of BV

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7
Q

label

A

left down: collagen fibers, elastic fibers, mast cells, ground substance

right arrow: fibroblasts

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8
Q

label arrows

A

blue: elastin
purple: fibrillin

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9
Q

elastic fibers are formed by

A

fibroblasts (in skin and tendons), chondroblasts (in elastic cartilage) and smooth muscle cells (in blood vessels and the respiratory tract)

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10
Q

where was this sample taken from

A

cornea, dense reg CT

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11
Q

where was this sample taken from/what type of CT

A

tunica adventitia of the aorta, elastic CT

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12
Q
A

type IV collagen

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13
Q

mast cell granules contain

A

histamine, heparin, chemotactic mediators

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14
Q

ECM components

A

glycoaminoglycans, proteoglycans, aggregates, hyaluronan, adhesive proteins (laminin, fibronectin, integrins)

nidogen, perlecan, laminen, tIVcollagen, integrin

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15
Q
A

collagen

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16
Q

elastic fibers typically found

A

walls of large BV and ligaments

form discontinuous lamellae around the lumen

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17
Q
A

loose CT

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18
Q

elastic fibers are made of _____ and ______

A

elastin and fibrillin

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19
Q

what type of fibers?

A

elastic

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20
Q

name of macrophages in CNS

A

microglial cells

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21
Q
A

dense irregular CT

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22
Q

plasma cell characteristics

A

well developed rER, golgi, nucleolus

“Cartwheel” nucleus

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23
Q

name the cell type

24
Q
A

type I collagen

25
name the cell type
macrophages
26
fat in bone marrow
27
reticular CT
28
dense irregular CT
29
mast cell
30
name the cells
fibroblasts
31
dense irregular CT
32
dense regular connective tissue found in
tendons, ligaments, cornea, fascia
33
dermis, dense irregular CT
34
dense irregular CT found in
dermis, submucosa of GI
35
brown fat
36
white fat vs. brown fat characteristics
white fat: unilocular adipocytes, long term energy reserve, "signet rings" brown fat: multilocular adipocytes, dissipate energy, mitochondria rich, numerous lipid deposits
37
name of macrophages in liver
kupffer cells
38
plasma cells
39
reticular CT
40
name the cell type
macrophages
41
structure of collagen?
three chain fibrous protein, form a triple helix braided coiled-coil for tensile strength
42
name of macrophages in bone
osteoclasts
43
collagen fibers of dense regular CT
44
where was this sample taken from
ligament, dense reg CT
45
dense irregular CT
46
Type II collagen tissues and characteristics
hyaline and elastic cartilage thinner fibrils fibrillar
47
elastic CT
48
Type III collagen tissues and characteristics
Reticular lamina of basement membranes reticular fibers fibrillar
49
which type of collagen
type III collagen
50
Type IV Collagen tissues and characteristics
basal lamina does not form bundles non-fibrillar
51
Type V Collagen tissues and characteristics
fetal amnion and chorion, muscle and tendon sheaths does not form banded fibrils fibrillar
52
white fat
53
where was this sample taken from
fascia, dense reg CT
54
name the dark purple cells
mast cells
55
where was this sample taken from
tendon, dense reg CT
56
Type I collagen tissues and characteristics
bone, tendon, dentin banded fibers for tensile strength fibrillar
57
loose connective tissue