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BMS 250 > Chapter 5 > Flashcards

Chapter 5 Flashcards

1
Q

Collection of cells and cell products that perform specialized functions

A

tissues

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2
Q

study of tissues

A

histology

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3
Q

what are the 4 types of tissue?

A

connective, epithelial, muscular, neural

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4
Q

What are the functions of epithelial tissue?

A

Physical protection, secretion, absorb nutrients, control permeability, provide sensation, specialized secretions

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5
Q

lacks blood cells

A

avascular

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6
Q

exposed surface

A

apical

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7
Q

extensions of the cell membrane used to increase surface area for absorption and secretion

A

microvilli

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8
Q

where is microvilli found?

A

portions of digestive, reproductive, and urinary tracts

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9
Q

extensions of the cell membrane for the movement of ECF or secretions

A

cilia

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10
Q

where is cilia found?

A

portions of respiratory and reproductive tract

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11
Q

attaches cell to underlying epithelial cells or deeper tissues

A

basal surface

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12
Q

attaches deepest layer of epithelia with basal lamina

A

hemidesmosomes

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13
Q

attaches cell to neighbor

A

lateral surface

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14
Q

tight junction where membrane proteins of adjacent cells interlock

A

occlusion junction

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15
Q

what is the function of occlusion junctions?

A

prevent water and solute passage

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16
Q

lock together terminal web of neighboring cells

A

adhesion belt

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17
Q

layer of microfilaments inside plasma membrane of apical surface

A

terminal web

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18
Q

cells are held together with connexons

A

gap junctions

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19
Q

channel proteins forming narrow passageways between adjacent cells

A

connexons

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20
Q

what is the function of gap junctions?

A

chemical communication

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21
Q

firm attachment where cytoskeleton of neighboring cells interlock

A

desmosomes

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22
Q

one cell layer covering the basal lamina

A

simple

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23
Q

more than one cell layer covering the basal lamina

A

stratified

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24
Q

thin, flat squished

A

squamous

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25
cube shaped
cuboidal
26
column shaped
columnar
27
what is the function of simple squamous epithelium?
rapid diffusion, filtration, secrete fluid to reduce friction
28
where are simple squamous epithelium found?
alveoli, lining ventral body cavities, heart, lungs, serous membrane
29
what is the function of stratified squamous epithelium?
protect underlying tissue from abrasion
30
where are stratified squamous epithelium found?
epidermis, lining mouth, throat, anus, vagina
31
occurs in areas where mechanical stress and dehydration can occur, make things waterproof
keratinization
32
what is an example of a keratinized area?
epidermis
33
what is the function of simple cuboidal epithelium?
absorption and secretion
34
where is simple cuboidal epithelium found?
kidney tubules, thyroid gland, ovary, secretory region and ducts of glands
35
what is the function of stratified cuboidal epithelium?
absorption, secretion
36
where are stratified cuboidal epithelium found?
lining ducts of sweat glands
37
what is the function of transitional epithelium?
stretching and recoiling without out damaging
38
where is transitional epithelium found?
bladder, ureters, urethra
39
what is the function of simple columnar epithelium?
absorption, secretion of mucus, move material
40
where is simple columnar epithelium found?
stomach, intestine, uterine tubes
41
appears to be stratified, but all cells touch the basement membrane
pseudostratified columnar epithelium
42
what is the function of pseudo stratified columnar epithelium?
protection, uses cilia to move material
43
where are pseudo stratified columnar epithelium found?
nasal cavities, trachea
44
what are the 2 functions of stratified columnar epithelium?
protection and secretion
45
where are stratified columnar epithelium found?
salivary glands
46
secretes to blood
endocrine
47
secretes to epithelial surfaces
exocrine
48
Secretions release through exocytosis
merocrine
49
apical portion of glandular cell fills with secretory vesicle and is shed
apocrine
50
entire gland cell fills with secretory products then bursts to release contents
holocrine
51
what are the functions for connective tissue?
structural framework, transport fluids, protection, support, energy source, defense
52
phagocytizes debris/ pathogens
macrophage
53
build extracellular fibers
fibroblast
54
stores lipids
adipocyte
55
repairs damaged cells
mesenchymal cells
56
stimulates inflammation
mast cells
57
produce and secretes antibodies
plasma cells
58
phagocytize foreign cells and attach certain pathogens
leukocytes
59
what makes up a matrix
ground substance and extracellular protein fibers
60
form strong branched network
reticular
61
very strong and thick fibers
collagen
62
slender stretchy fibers
elastic
63
what is the function of areola connective tissue?
protection bind epithelial to deeper tissues
64
where are areolar connective tissue found?
between muscles, beneath skin, beneath epithelial tissue
65
what is the function of adipose connective tissue?
stores energy, insulate, protect, cushion
66
where are adipose connective tissue found?
hypodermis, padding orbit, surrounds kidneys
67
what is the function of reticular connective tissue?
form tough flexible network providing support and resisting distortion
68
where are reticular connective tissues found?
liver, spleen lymph nodes.
69
bind body parts, resist stress in one direction
dense regular connective tissue
70
what does dense regular connective tissue contain?
collagen
71
where are dense regular connective tissues found?
ligaments, tendons
72
muscle to bone
tendon
73
bone to bone and stabilizes organs
ligaments
74
sustains tissue tension and withstands stresses in all directions
dense irregular connective tissue
75
where are dense irregular connective tissues found?
visceral organs
76
what is the function of elastic connective tissue?
stretching and recoiling
77
where are elastic connective tissues found?
between vertebrae and walls of large blood vessels
78
contain specific specialized cells and dissolved proteins in a watery matrix
fluid connective tissue
79
what are some examples of fluid connective tissue?
blood and lymph
80
what are the functions of supporting connective tissue?
protect soft tissue and support body weight
81
provides stiff, slightly flexible support and reduces friction between boney surfaces
hyaline cartilage
82
where is hyaline cartilage found?
capping bones, nasal septum walls of respiratory passageway
83
contains elastic fibers which allow tolerate distortion without damage
elastic cartilage
84
where is elastic cartilage found?
ear
85
contains many collagen fibers aiding in its ability to resist compression, prevent bone to bone contact and limiting movement
fibrocartilage
86
where is fibrocartilage found?
knee joint, between pubic bones, intervertebral discs
87
contracts to produce movement
muscle tissue
88
what are the 3 types of muscle tissue
smooth, cardiac, skeletal
89
moves body by pulling on skeleton
skeletal muscle
90
pumps blood through vessels
cardiac muscle
91
moves materials through digestive tract, regulates diameter of muscles
smooth muscle
92
where are neural tissues found?
brain, spinal cord, nerves
93
conducts electrical impulses to transmit information
neural tissue
94
cells that send signals
neurons
95
supporting cells
neuroglial

BMS 250 (23 decks)

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