Tissues Flashcards

1
Q

what are the 4 types of tissues

A

connective, epitheliual, nervous and musle

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2
Q

what is the role of epithela tissue

A

protection
absorbtion
diffusion
forms glads for secrtion
lie on a basement membrane

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3
Q

what is ct made up off

A

spaces filled with fibers, ground subsatn and fluid to make ecm
few cells far apart

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4
Q

what structre can extra cellualr matrix be

A

solid or liquid

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5
Q

what is musle tissue made up of

A

elongated thin cells, cytoplasm pack with contractile apparatus,

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6
Q

what is nervous tissue made up off

A

anngualr shaped neurtosn with prominet neucl adn communion process, satellite cells, , they recie , genrates and transmit electrical signal, integrates inforation

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7
Q

what are teh classes of simple epithelium tissues and their examples

A

squamous - blood vessles , cuboidial - kindeys and lungs or colomnatr- gut / ovary

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8
Q

what is types of unusal epitheilum and its examples

A

pseutodstarticed - tracheae
transitional - urinary tract

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9
Q

what is the ytypes of stratifed epthul and examples

A

squamous, - skin, cuboidal - salaviry and mammary glands, columnoar- glands/ dutuctws

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10
Q

what is the general role of simple epithilium

A

absorption, secretion, filtration

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11
Q

what is the general role of stratifed epithelium

A

protective and seectretion

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12
Q

what is the enalr role of transitionl epitthelim

A

permeabitly barrier and strechable

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13
Q

what is the genral role of pseudostratifed columnar epithlium

A

section and movement

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14
Q

what is the role of tight junctions

A

act as seal betwwen creating a barrier, this is water tight, they do not attach inside the cytoskleaton, found in uranry tract

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15
Q

what is the function of adherens juction

A

intial cell to cell contact

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16
Q

what is the fuction of desmodes

A

, hold cell thorg but things such as ions can flow between cells found in instesines

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17
Q

what is the function of gap jucntions

A

let water and ions flow through them, used for ion transport

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18
Q

hemidesmodaes

A

connect cell to basment membrane

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19
Q

what is the role of cilia

A

respirtaty system, used in the movement of particles

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20
Q

what is teh role of micorvil

A

for increase aera of absotion in the gut

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21
Q

what are the 3 types of connective tysis

A

loose - ct
dense ct
speciaed ct

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22
Q

what are examples of loose ct

A

areolar and adipose

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23
Q

what are examples of dense ct

A

dense irregular, dense regualr

24
Q

what are exmapels of spicaled ct

A

cartilge, bone , blood

25
what is the cells in adiopse tisue
white and bron fat cells - adipocytes
26
which is mroe common in children white or born fat
brown
27
what is the role of adipose tissue
instuation adn protectoin around organs
28
what cell makes up regualr ct
collagen fibers
29
what is the fucntio fo irrecgar ct
to withrsnat tension form many direction
30
what is the function of dense regular ct
attaches musl to bone and bones to bones, can withant great tesnile stress when pulling force is applied in one directon
31
where is dense irregular ct found
dermis of the skin, submuocas of digestive tract, fibrous capsuesl of organs and joints
32
what is example of dense reguarl ct
tendons and ligametns
33
what fibers make up the ecm
collagen, elsetin and reticular
34
what gorund substnaces make up the ecm
carbohyrts linked to proitnes
35
what cells make up conenctive tissue
fibroblast , macorphaegs, adiocytes, mast cells, undifferentiaed cells transient cells - wbc
36
what are special caritestic of smooth musle
straied, highly oreed, several perihal nucli
37
what are speical characterist of cardiac musle
straited, braced, less highly ordered arragemt of contractiel proteins has intercolaed disc one nucle per strand
38
what are special characteristic of smooth musles
non stiraed, randonw, one nucle per stand
39
what are the collecting part of the neurron
dendrites
40
what are teh part of a neuro that pas it to the next neruon
axon
41
what is the body of a neurom called
soma
42
what is the part of hte neuo which passes on the signal
terminals
43
exocrine glands
secreet in tubes , cremin in costa with epitlu
44
endocrea,
lose contact with endothil secreete into blood vessles
45
cassifatoin of shape of endocrien glad
tubular, acinar, tubuloacinar
46
calssifiction of cell of exocine gland
goblets cell
47
funcion of goblet cells
watery enzyme sectionr - mucus
48
what are mucus secreting glands secrete
proteoglycan with water
49
where are mucous section gland found
trachea
50
what are sereous secion gland
secre water and ezyme with lots of prtien
51
what do sergous glands look like hsitolgy
dark stain, rouned central ncule
52
what do muclous gland lok like histolgy
periphal flattedn nucli, exocine part of pancrease
53
what is the mechaso of exocrine sectrion
merocrine apocrine holocine
54
what is holocrine secton and exlampels
sebaceous gland - mature cell dies and becomes secretory product
55
what is merocrien secretion adn examples
sweat glan, part of enzyem relased
56
wht is apocien secton and exampesl
pnced off portionof cel l, exmapels, mamnor gland, axillary sweat gland
57
what is the role of myoepithal celsl
contractile fucniton, help in section from the lumen