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A&P Test 1 > Epithelial Tissues > Flashcards

Epithelial Tissues Flashcards

(78 cards)

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1
Q

squamous shape

A

flat

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2
Q

4 examples of sites with simple squamous epithelium

A

alveoli, capillaries, and inner lining of blood vessels, and membranes

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3
Q

basement membrane is made of ____ tissue

A

nonliving

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4
Q

3 modes of secretion

A

merocrine, apocrine, and holocrine

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5
Q

spherical cells with central nuclei

A

simple cuboidal

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6
Q

some have cilia, ex: in uterine tube

A

simple columnar

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7
Q

examples of compound multicelled branches of glandular epithelium

A

complex ducts

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8
Q

which cells have access to nutrients in stratified squamous?

A

the lower layer of reproducing cells

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9
Q

desmosomes

A

single areas of connection

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10
Q

main function of stratified squamous

A

protection

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11
Q

cuboidal shape

A

square/cube

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12
Q

tissue that is more stretchable and can change shapes

A

transitional epithelium

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13
Q

examples of locations of exocrine glands

A

intestinal tract and skin

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14
Q

cells that produce and secrete substances

A

glandular epithelium

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15
Q

thick layer, outermost flat

A

stratified squamous

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16
Q

goblet cell function

A

secretes protective mucous

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17
Q

gap junctions

A

channels which allow molecules to move between cells (also some signal conduction)

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18
Q

3 types of intercellular junctions

A

tight junctions, desmosomes, and gap junctions

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19
Q

columnar shape

A

tall/rectangular

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20
Q

epithelial tissue is made up of ____ dividing cells

A

rapidly

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21
Q

not a protective layer of tissue

A

simple squamous epithelium

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22
Q

3 shapes of cells

A

squamous, cuboidal, and columnar

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23
Q

purpose of goblet cells in pseudostratified columnar

A

secrete a protective layer of mucous in the respiratory tract and help to move and dispel of particles

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24
Q

the skin cells on the top layer of the surface are ___ due to having no access to ___

A

dead, nutrients

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25
holocrine gland examples
Sebaceous glands of the skin
26
apocrine gland examples
Mammary glands, ceruminous glands lining the external acoustic meatus
27
endocrine
secrete into blood or tissues
28
tissue that is easy to pass through
simple squamous epithelium
29
2 locations where transitional epithelium is found
ureters and urinary bladder
30
2 classifications of epithelium
thickness of tissue layer and shape of cells
31
involved in secretion and absorption
simple cuboidal
32
microvilli function
to increase surface area, increase absorption and secretion
33
purpose of cilia in pseudostratified columnar
capture foreign particles and move then out of the respiratory tract
34
2 thicknesses of tissue layer
simple or stratified
35
epithelial composition
tightly packed cells anchored to a basement membrane
36
tall, rectangular cells that appear to be stratified, but are simple
pseudostratified columnar
37
tissue with a single layer of flat cells
simple squamous epithelium
38
2 locations in the body where epithelium lines
spaces and hollows within the body
39
what to look at to determine the shape of the tissue
the layer closest to the apical (free) surface
40
intercellular junctions allow cells to hold together more___ in some tissue types
tightly
41
when bladder is empty and relaxed
transitional epithelium is unstretched
42
involved in secretion and absorption within digestive and reproductive systems
simple columnar
43
4 examples of locations of stratified squamous
outer layer of skin, inside of mouth, esophagus, and anal canal
44
single layer of elongated cells with nuclei at the same level
simple columnar
45
3 locations of simple columnar
stomach, intestines, and uterus
46
apocrine secretion
lose portion of cells
47
common locations of simple cuboidal
ducts of glands, kidney tubules, and thyroid follicles
48
epithelial tissue functions
protection, excretion, absorption, secretion
49
importance of waterproofing the skin
keep water inside the body and keep the body hydrated
50
can be single cells or multicelled
glandular epithelium
51
tissues
layers of groups of similar cells with a common function
52
non-keratinized stratified squamous locations
inside of mouth, esophagus, and anal canal
53
nuclei are at different levels
pseudostratified columnar
54
thick in relaxed state with top layer cuboidal cells
transitional epithelium
55
epithelial tissue ____ blood vessels
lacks
56
locations of stratified cuboidal
larger ducts of mammary glands, sweat glands, salivary glands, and ovarian follicles
57
tissue most commonly found in the respiratory tract including the trachea and large airways
pseudostratified columnar
58
since nutrients diffuse up from lower layers in epithelial tissue, it has ___ in thickness
limitations
59
merocrine gland examples
salivary glands, pancreatic glands, and sweat glands of the skin
60
associated with goblet cells
simple columnar
61
2 keratin functions
antibacterial and waterproofing (in and out)
62
multcelled glandular epithelium can be ___ or ___ branches
simple, compound
63
holocrine secretion
break down whole cell and release entirety of contents
64
contain absorptive cells with microvilli
simple columnar
65
single layer cube shaped cells
simple cuboidal
66
merocrine secretion
release by exocytosis
67
stratified cuboidal has more ___ than simple cuboidal
protection
68
example where goblet cells are used to secrete a protective mucous
the stomach
69
tight junctions
fusion of two membranes
70
each cell has cilia and goblet cells are present
pseudostratified columnar
71
common at sites of diffusion and filtration
simple squamous epithelium
72
how does epithelial tissue get nutrients?
nutrients diffuse up from lower layers
73
transitional epithelium acts as a ___ layer to prevent ___ from getting to the outside environment
protective, urine
74
forms a protective layer that protects deeper structures
transitional epithelium
75
one layer of cells that are all touching the basement membrane
simple
76
skin produces ___ for protection
keratin
77
exocrine
secrete to outside surfaces, including free space in lumen
78
when bladder is being filled and is distended and flexed
transitional epithelium becomes flattened

A&P Test 1 (5 decks)

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