Exam (elaborations)
VBSC 421 Lab 22_ Brain
- Course
- Institution
VBSC 421 Lab 22_ Brain
[Show more]
Seller
Follow
modockochieng06
Content preview
VBSC 421 Lab 22: BrainCranial nerves - ANS-12 pairs of nerves that carry messages to and from the brain
Gyrus (gyri) - ANS-convolutions (ridges) of the brain
Sulcus (sulci) - ANS-crevices of the brain
Choroid plexus - ANS-A highly vascular portion of the lining of the ventricles that
secretes cerebrospinal fluid
- Consists of inner lining of the brain and vascular portion of the pia mater
- Site of the "blood brain barrier"
Telencephalon - ANS-cerebral hemispheres
Cerebral hemispheres - ANS-The right and left halves of the cerebrum.
Olfactory bulbs - ANS-lie above the cribiform plate of the ethmoid bone and receive
fibers from neurons in the nasal cavity
- part of olfactory nerve (I)
- carry sensory info to cerebrum
Lateral ventricles - ANS-Ventricles I and II in the left and right cerebral hemispheres
- Each is connected via a small canal to ventricle III (diencephalon)
Corpus callosum - ANS-unique to placental mammals, consists of nerve fibers for
communication between cerebral hemispheres
Septum pellucidum - ANS-separates the 2 lateral ventricles of the cerebrum
Diencephalon - ANS-thalamus, hypothalamus, epithalamus
*landmark = begins at optic chiasma*
Hypothalamus - ANS-brain region controlling the pituitary gland; located below the
thalamus (floor)
Thalamus - ANS-relays messages between lower brain centers and cerebral cortex;
made of 2 "ball-like" structures which meet in the middle (D)
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 modockochieng06. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $7.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
79271 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now