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Histology > diversity of cells and their function > Flashcards

diversity of cells and their function Flashcards

1
Q

haematoxylin

A

basic dye that has affinity for acidic molecules
stains blue / purple

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2
Q

eosin

A

acidic dye that has affinity for basic molecules, stains pinkish red

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3
Q

singular epithelia

A

covers surfaces of the body pr line hollow organs and form many glands

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4
Q

connective tissue

A

forms framework of the body

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5
Q

is adhesion between epithelial cells storng

A

yes so forms sheets of cells

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6
Q

simple

A

one layerstr

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7
Q

stratified

A

two or more layers

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8
Q

pseudostratified

A

tissue appears to have muktiple layers but all in contact with basal lamina

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9
Q

what touches basal lamina in stratified

A

bottom layer

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10
Q

columnar

A

tall and thin

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11
Q

cuboidal

A

cube shaped

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12
Q

squamous

A

flattened

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13
Q

goblet cells

A

single cell mucous glands

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14
Q

goblet cells site assoc

A

nutrient digestion and absorption

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15
Q

what do glandular epithelia produce

A

secretory products such as sweat milk oil hormones mucous and enzymes

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16
Q

enodcrin eglandsa

A

secrete hormones into bloodstream

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17
Q

exocrine glands

A

secrete products onto a surface

18
Q

soft connective tissue

A

tendons
ligaments
mesentery
dermis of skin

19
Q

hard ocnnective tissue

A

bone and cartilage

20
Q

osteocytes

A

cells of bone

21
Q

chondrocytes

A

cells of cartilage

22
Q

fibroblasts

A

widely distributed cells that porduce and maintain the extracelllar matrix

23
Q

adipose cells

A

fat cells found scattered in many connective tissuses and predominant in adipose tissue

24
Q

do elastic fibres run in bundle
les

A

no they run singularyly

25
Q

dense regular ct

A

fibres alignedd

26
Q

dense irregular

A

fibres run in mnay directions

27
Q

what makes up the idaphysis

A

cortical bone

28
Q

what makes up the epiphysis

A

cancelous or trabecular bone

29
Q

smooth muscle

A

involuntary
no visible striations
visceral as found mostly in organs

30
Q

skeletal muscle

A

multiple nuclei
voluntary
striated

31
Q

cardiac muscle

A

striations
single nucleus located near the cnetre of the fibrewh

32
Q

what can intercalated discs be seen in

A

cardiac muscle

33
Q

CNS connective tissue coat

34
Q

connective tissue coat for PNS

A

epineurium

35
Q

glia

A

support cels

36
Q

astrocytes

A

support, ion transport, induce blood brain barrier

37
Q

oligodendrocytes

A

produce myelin in the brain and spinal corrd

38
Q

microgilia

A

provide immune surveillance

39
Q

schwann cells

A

produce myelin and support axons

Histology (5 decks)

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