1. ingestie (voedsel komt via de mond spijsverteringskanaal binnen)
2. mechanische verwerking (bewerking voedsel door tong, gebit, kanaal)
3. vertering (afbraak voedsel)
4. secretie (afgifte water, zuren, enzymen)
5. opname (via dekweefsel verteringkanaal)
6. uitscheiding (verwijderen afvalstoffen, ingedikt, feces)
,- Koolhydraten in de mond, naar de maag en wordt steeds kleiner geknipt. (laatste bladzijde
hoofdstuk 16)
- Eiwitten in de maag, maakt samen met pepsine polypeptiden.
- Aminozuren zijn korte eiwitketens.
In het eerste stuk van de dunne darm wordt nog verteerd, dit gaat even door om verder in de dunne
darm vetten, koolhydraten en eiwitten op te kunnen nemen in de bloedbaan.
Twaalfvingerige darm = duodenum
Glandula salvaria (speekselklieren)
- In de mond, 1/1,5 L speeksel per 24 uur
- 6 grote speekselklieren
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