Inhoud
Bloed.................................................................................................................................................... 2
functies ............................................................................................................................................ 2
Samenstelling .................................................................................................................................. 2
Bloedgroepen en bloedtransfusie ................................................................................................... 2
Bloedstolling .................................................................................................................................... 3
Bloedonderzoek............................................................................................................................... 4
Hart ...................................................................................................................................................... 5
Anatomie van het hart .................................................................................................................... 5
Anatomie prenatale naar postnatale circulatie bij het kind............................................................ 6
Hartprikkel geleidingsysteem .......................................................................................................... 6
ECG .................................................................................................................................................. 7
bloeddruk ........................................................................................................................................ 7
Pompfunctie van het hart/circulatie ............................................................................................... 8
Circulatoire shock ............................................................................................................................ 8
Grote Bloedvaten ................................................................................................................................ 9
Slagader & Aders ............................................................................................................................. 9
Vragen ............................................................................................................................................... 11
Bloed.............................................................................................................................................. 11
Hart ................................................................................................................................................ 11
, Bloed
functies
• Transport van verschillende stoffen
o Aanvoer zuurstof
o Aanvoer voedingsstoffen → glucose, vitaminen, mineralen, vetten en eiwitten.
o Afvoer koolstofdioxide
o Afvoer toxinen en afvalproducten → ureum.
o Hormonen
o Elektrolytenbalans → handhaven evenwicht van uiteenlopende essentiële mineralen en
vloeistoffen.
• Regeling van de lichaamstemperatuur
• Bescherming, immuunsysteem → bescherming tegen ziekteverwekkers en andere vreemde
stoffen.
• Handhaven van de bloedstolling.
Samenstelling
Naam Rode bloedcellen Witte bloedcellen bloedplaatjes
Wetenschappelijke Erytrocyten Leukocyten Trombocyten
naam
Aantal per mm³ Ca. 5.000.000 Ca. 8.000 Ca. 250.000
Vorm Ronde schijfjes Diverse vormen Kleine celfragmenten
Bijzonderheden Geen kern Soms grillig gevormde Geen kern
kern
Functie Zuurstoftransport Afweer bloedstolling
Bloedgroepen en bloedtransfusie
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