Histology

Question 1

what are teh 3 layes of blood vessels

Answer 1

tunica externia, tunica media, tunia intima

Question 2

what is in tunica intiam

Answer 2

endothelum, coneetic tissue

Question 3

what is in tunica media

Answer 3

musle, elastic tissue

Question 4

what is in tunca exertna

Answer 4

fiours connective tissue

Question 5

what type of epitheluim is endocardium

Answer 5

simple squamous

Question 6

what connects myoctes toguh in myocardium

Answer 6

intercollated discs

Question 7

is myocardium striated or smooth and why

Answer 7

striated due to lots of mitocoinea

Question 8

how many nucli do myocaridal cells have

Answer 8

1

Question 9

what are teh 3 types of arteris

Answer 9

elastic, muscular, arterioles

Question 10

what is differnt about elastic arters

Answer 10

they have elastic, blck t. media

Question 11

what is a specil feratu of muclar arties

Answer 11

thcik t media, has smotth msule cells but no elasic laminae
elastic fibesr concentraed into 2 well defined layers, the internal elastic lamina under th pitelium and exeral elasti lamia

Question 12

what is the differn in arteriol and arterys

Answer 12

no t. adventita
no interla elasti lamina or exernal elastic lamina
only 1-2 layers o fsmooth musle in t. media

Question 13

wher is the exertal elastic laminae found

Answer 13

between tunica media and tunica adventia

Question 14

how do capiler differ from arter

Answer 14

no t. media. no t. advntia
no elasti lamina
perictyes
very thin t. iniia

Question 15

what are perictyes

Answer 15

incomplre layer o cells surronding cappilary, have contractile properties which control blood flow

Question 16

what are the 3 types of capilare

Answer 16

fensetated, continus, discontiues

Question 17

wher are contiues cappilers found

Answer 17

musle

Question 18

wher are fenestred capilres found

Answer 18

endocrine or rena

Question 19

what are sinusoids

Answer 19

large diamer type of disocunes capillareis, found wher large ammounts of exchange takes place,

Question 20

what cells do sinusoids have

Answer 20

phagocytic

Question 21

what is the fuction of arteriovenous shungts

Answer 21

thermoreguation, by pass capillery bed

Question 22

how to vein and vessels differ to arteries

Answer 22

thin t.intima, media, and advetia.

larger less round, more irregular lumen

Question 23

what layer forms the valves in veins

Answer 23

t. intima

Question 24

what is the difference between superfical and deep valves

Answer 24

superfical - thick walled, no srround support
deep
thin wall
surrouign support form deep fasica and mules
superfical veins drain into deep veins

Question 25

what are lympatic drainage collectio poins int he air

Answer 25

subclavin veis

Question 26

how to tell differ betwen lymph capler and vein

Answer 26

there is no rbc in lypmh cappilers

Question 27

what ancors lymph to surroundign ties

Answer 27

fine collagenous filamets

Question 28

what is vasvasum

Answer 28

blood supply to certain vesses

Question 29

what layer of vessle can lymp supply

Answer 29

t. advetisa

Question 30

what layer of vese is vas vasrum

Answer 30

t. adventiata