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Samenvatting Hoofdstuk 13: Hormonen VWO $5.76   Add to cart
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Samenvatting Hoofdstuk 13: Hormonen VWO
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  • Course
  • Biologie
  • Level
  • VWO / Gymnasium
  • Book
  • Nectar 3e editie

Handige samenvatting over H13; hormonen voor VWO. Goede uitleg met handige afbeeldingen die het hele onderwerp goed uitleggen in logisch lopende zinnen. Behandelt het hele hoofdstuk.

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  • No
  • Hoofdstuk 13
  • August 25, 2021
  • 4
  • 2021/2022
  • Summary

Subjects

  • hormonen
  • hormoon
  • hormoonstelsel
  • nieren
  • nieren
  • water
  • lever
  • diabetes

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  • Secondary school
  • VWO / Gymnasium
  • Biologie
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Hoofdstuk 13
13.1
Hormoon: Signaalstof die door endocriene klieren wordt afgegeven en werken alleen bij hun
doelwitorganen en doelwitweefsels.

Exocriene klieren: klieren die stoffen aan het uitwendig milieu afgeven (afvoerbuizen)
Endocriene klieren: klieren die stoffen afgeven aan bloed

Zenuwstelsel: Hormoonstelsel:
Snel & kortdurig Langzaam &langdurig
Zenuwen bloed


Hypofyse

Centrale hormoonklier in de hersenen.

Voorkwab: Achterkwab:
• Wordt aangestuurd door • (neuro-)Hormonen gemaakt door
hypothalamus: hypothalamus
– RH  releasing-hormoon • Hormonen sturen gladde spieren of
– IH  inhibiting-hormoon nieren aan.
– Hormonen sturen het • Bv. Oxytosine, ADH (Binas 89A)
endocriene stelsel aan
• Bv. GH, ACTH, TSH, FSH, LH, LTH, LPH
(Binas 89A)


Hypothalamus: deel van de hersenen dat het
endocriene stelsel van je lichaam controleert.
(neuro)hormonen naar de hypofyseachterkwab

Releasing hormonen: hormonen afgegeven aan de
hypofyse voorkwab. Zorgt dat de hypofyse bepaalde
hormonen af gaat geven.

Inhibiting-hormonen: hormonen afgegeven door
neuronen van de hypothamalus die de hypofyse
remmen

Regelkring:

 Norm
 Effector
 Receptor
 Regelcentrum: negatieve terugkoppeling

13.2
Hypothalamus geeft het groeihormoon releasing
hormoon of, GRH. Deze stof zorgt in de hypofyse voor de afgifte van groeihormoon, GH.

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