Class notes
Samenvatting zenuwstelsel
- Course
- Institution
Samenvatting van het hoorcollege zenuwstelsel. Per term korte definitie met aanvullende info, uitleg en plaatjes ter verduidelijking.
[Show more]
Seller
Follow
xannalap
Reviews received
Content preview
Mv hoorcollege 04 zenuwstelselCentraal zenuwstelsel = bestaat uit hersenen en medulla spinalis
Perifeer zenuwstelsel = nervi spinalis en nervi cranialis
Somatisch = alle info die binnenkomt verwerken, motoriek (willekeurige spieren) en sensoriek
Autonoom = alle processen die zorgen dat spieren worden aangestuurd, onwillekeurige spieren
->> onbewuste sensoriek = kniepeesreflex
Orthosympatisch = in actie, adrenaline enz
Parasympatisch = in rust, darmen enz
1. Grote hersenen (cerebrum)
2. Kleine hersenen (cerebellum)
3. Hersenstam (medulla spinalis)
Bouw grote hersenen:
Bestaat uit witte en grijze stof, fissuren (grote groeven), sulci (kleine groeven) en gyri (windingen)
Bouw neuronen (hersencellen, grijze stof):
Dendrieten = ontvangen inkomende informatie vanuit omringende cellen
Axonen = sturen info naar volgende cel (zenuwbanen), bedekt met myeline (bevordert geleiding info
via stroompjes) = wit
Hersenvliezen:
- Dura mater (harde hersenvlies): falx cerebri (vouw hersenvlies) in fissura longitudinalis, deelt
hersenen in compartimenten (tentorium cerebelli boven kleine hersenen)
- Arachnoid mater (spinnenwebvlies): ruimte voor bloedvaten en hersenvocht
- Pia mater: volgt de counteren van de gyri (windingen)
Ventrikelsysteem:
- Gaat van twee laterale ventrikels door foramen naar derde ventrikel, vanuit daar via
cerebraal aqueduct naar vierde ventrikel, komt uit in centraal kanaal
- Laterale ventrikels: groot, behulpzaam bij lokaliseren hersenstructuren, plexus choroideus in
laterale wand, produceert cerebrospinaal vloeistof
- Derde ventrikel: tussen thalami (thalamus)
- Vierde ventrikel: ter hoogte van hersenstam
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller xannalap. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $4.89. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
62890 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now