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Samenvatting Transport

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In dit document staat alles wat je nodig hebt aan informatie over Transport wat je leert in VWO 6 en wat je ook nodig zult hebben bij je eindexamen.

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BS1.‌‌Aangeboren‌‌hartafwijking‌ ‌

Ovale‌‌venster→‌‌een‌‌opening‌‌tussen‌‌de‌‌rechter-‌‌en‌‌linkerboezem‌‌die‌‌bestaat‌‌voor‌‌de‌‌
geboorte.‌‌Hierdoor‌‌kan‌‌het‌‌bloed‌‌rechtstreeks‌‌van‌‌rechts‌‌naar‌‌links‌‌stromen‌‌zonder‌‌langs‌‌
je‌‌longen‌‌te‌‌gaan.‌‌Bij‌‌de‌‌geboorte‌‌verandert‌‌dit‌‌omdat‌‌je‌‌dan‌‌je‌‌longen‌‌
gaat‌‌gebruiken.‌‌ ‌

Ductus‌‌arteriosis→‌‌Verbinding‌‌tussen‌‌de‌‌longslagader‌‌en‌‌de‌‌aorta‌‌waar‌‌
bloed‌‌direct‌‌vanuit‌‌de‌‌rechterkamer‌‌de‌‌aorta‌‌in‌‌gepompt‌‌kan‌‌worden.‌‌
Deze‌‌verbinding‌‌bestaat‌‌voor‌‌de‌‌geboorte‌‌en‌‌wordt‌‌daarna‌‌afgesloten‌ ‌

Doordat‌‌de‌‌longen‌‌zich‌‌vullen‌‌met‌‌lucht,‌‌stroomt‌‌het‌‌bloed‌‌door‌‌de‌‌
haarvaten.‌‌De‌‌druk‌‌in‌‌de‌‌rechterkamer‌‌neemt‌‌af‌‌en‌‌de‌‌druk‌‌in‌‌de‌‌
linkerkamer‌‌neemt‌‌toe‌‌door‌‌de‌‌aanvoer‌‌van‌‌bloed‌‌uit‌‌de‌‌longen.‌‌Hierdoor‌‌wordt‌‌het‌‌
ovale‌‌venster‌‌met‌‌een‌‌klep‌‌afgesloten‌‌en‌‌vernauwen‌‌de‌‌spieren‌‌zich‌‌rond‌‌de‌‌ductus‌‌
arteriosis.‌‌ ‌


Bij‌‌eencellige‌‌organismen‌‌vindt‌‌transport‌‌(van‌‌zuurstof,‌‌voedings-‌‌en‌‌afvalstoffen)‌‌plaats‌‌
door‌‌middel‌‌van‌‌diffusie.‌‌Grotere‌‌organismen‌‌hebben‌‌niet‌‌genoeg‌‌aan‌‌diffusie‌‌en‌‌hebben‌‌
daarom‌‌een‌‌bloedsomloop,‌‌de‌‌functie‌‌is‌‌zowel‌‌transport,‌‌warmte‌‌verdelen,‌‌en‌‌afweer.‌‌Dit‌‌
zorgt‌‌voor‌‌een‌‌‌homogeen‌‌‌en‌‌constant‌‌intern‌‌milieu.‌‌ ‌

Insecten‌→‌‌open‌‌circulatiesysteem‌‌met‌‌een‌‌buisvormig‌‌hart‌‌dat‌‌de‌‌lichaamsvloeistof‌‌rond‌‌
de‌‌organen‌‌laat‌‌bewegen.‌‌ ‌

Vissen‌→‌‌enkelvoudig‌‌gesloten‌‌bloedsomloop‌ ‌

Mensen‌→‌‌dubbelvoudige‌‌gesloten‌‌bloedsomloop‌ ‌











, BS2.‌‌Het‌‌hart‌ ‌

Over‌‌het‌‌hart‌‌lopen‌‌de‌‌‌kransslagaders‌‌‌en‌‌de‌k
‌ ransaders.‌‌ ‌




Het‌‌hart‌‌is‌‌
omgeven‌‌door‌‌een‌‌
vlies‌‌(h
‌ artzakje‌).‌‌
Deze‌‌is‌‌verbonden‌‌
met‌‌het‌‌middenrif‌‌
en‌‌het‌‌borstvlies‌‌en‌‌
is‌‌gevuld‌‌met‌‌een‌‌
klein‌‌beetje‌‌
vloeistof.‌ ‌





fases‌‌hartslag:‌ ‌
Systole‌‌van‌‌de‌‌boezems,‌‌systole‌‌van‌‌de‌‌kamers,‌‌diastole‌ ‌






P→‌‌Boezems‌ ‌
R→‌‌Kamers‌ ‌
T→‌‌Herstel‌ ‌





Sinusknoop→‌e‌ en‌‌groep‌‌gespecialiseerde‌‌cellen‌‌in‌‌de‌‌wand‌‌van‌‌de‌‌rechterboezem,‌‌deze‌‌
sturen‌‌impulsen‌‌die‌‌de‌‌samentrekking‌‌van‌‌het‌‌hartspierweefsel‌‌veroorzaken.‌ ‌

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6

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No
Which chapters are summarized?
Thema 2
Uploaded on
June 17, 2021
Number of pages
7
Written in
2020/2021
Type
SUMMARY

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