Flashcards in Meninges and CSF Pathway Deck (29):
Is the brain a solid or hollow organ?
What is at the center of the brain?
What structure allows the communication between the third ventricle and lateral ventricle?
Foramen of Monroe
What does the third ventricle look like?
Kinda like a dead chicken head
What is beside the THalamus?
THe THird Ventricle
What is the only ventricle found in the cerebellum?
The Fourth Ventricle
What connects the third and fourth ventricles?
Aqueduct of Sylvius at the midbrain
CSF from the 4th Ventricle Exits? (2)
Complete Pathway of CSF
Cerebrum -> Lateral Ventricle -> Foramen of Monroe -> 3rd Ventricle -> Aqueduct of Sylvius -> 4th Ventricle -> Foramen of Lushke and Magendie
What forms the roof of the lateral ventricle?
What separates the two lateral ventricles?
Where is the Septum Pellucidum attached?
What is beneath the Fornix?
Foramen of Monroe
What forms the lateral wall of the lateral ventricles?
Is there CSF going through the Pons?
Is there CSF going through the Medulla?
Is there CSF going through the Spine?
What makes CSF?
Where does the formed CSF go?
Subarachnoid Space is between?
Arachnoid Mater and Pia Mater
Where is the Circle of Willis found?
What is the biggest cistern of the subarachnoid?
(Also the only "important" one, the others are nice to know)
How much CSF is made in a day?
What is the total volume of CSF?
Total Volume: 100-160 mL
Function of CSF
Cushions and nourishes brain
Excessive CSF in the brain is called?
Name 3 Brain Protectors
3. Blood Brain Barrier
What separates the cerebrum from the cerebellum?
Attached to the crista galli anteriorly and tentorium posteriorly
Where is the Falx Cerebelli?
Small dural reflection in between the cerebellar hemispheres
Location of the Diaphragma Sellae
Separates the sella turcica from everything else