dit zijn extra slides om zo het volledige deel / hoofdstuk van het handboek te bekomen. deze slides kunnen bij de slides van prof. Vereeck gebruikt worden.
Het zijn slides van H4 sympatisch en parasypatisch
Sympatisch ZS
• domineert in stresssituaties
• Voorbereiding ‘fight or flight’-situatie
bronchiolen openen, lever secreteert glycogeen
hart klopt steviger +sneller peristaltische bewegingen nemen af
bloeddruk stijgt haren rijzen te berge
spieren krijgen meer zuurstof zweetsecretie neemt toe
pupillen dilateren beter zicht hebben op
• bestaat uit 2 neuronen omgeving
• cellichamen 1ste neuron
liggen in laterale hoorn ruggenmerg tussen segmenten T1 &L3
gemyeliniseerde axonen preganglionaire neuron
verlaten ruggenmerg via ventrale wortel
treden in sympathische grensstreng, die uit ganglia &axonen bestaat
verloopt van nek tot sacrum aan beide zijden van wervelkolom
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