Brain ch 13

What is the brain protected by?

meninges
What is the brain first formed by during embryonic development?

several vesicles
Telecephalon

endbrain - develops into cerebral hemispheres
Dienchephalon

interbrain - forms into thalamus, hypothalamus, epithalamus, & pituitary gland
Brain stem

contains midbrain, pons, & medullary oblongata

arises from three vesicles
Metencephalon

afterbrain - where the cerebellum develops from
What do the ventricles of the brain fill with?

filled with CSF (cerbrospinal fluid) traveling around brain, goes down spinal corn, & returns up to brain & eventually draining into veins
Choroid plexus

produces CSF from plasma in blood
Septum pellucidum

seperates the two lateral ventricles
third ventricle

lie in diencephalon
cerebral aqueduct

lies in mesenchephalon
fourth ventricle

connects to subarachnoid space
What are aperatures?

openings helping to connect ventricles to spaces where CSG flows in with subarachnoid space

Author

Mon

87964

Card Set

Brain ch 13

Description

brain ch 13 part I A and B

Updated

2011-05-27T02:32:17Z

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