Brain Metabolism, CSF, Blood-brain barrier Flashcards Preview

Undeleted > Brain Metabolism, CSF, Blood-brain barrier > Flashcards

Flashcards in Brain Metabolism, CSF, Blood-brain barrier Deck (9):
1

Steal Syndrome

After prolonged ischemia, normal CO2 response fails, blood flows away from region where CO2 is elevated.

2

PET (positron emission tomography) detects

glucose utilization

3

SPECT (single photon emission tomography) detects

blood flow

4

fMRI (functional magnetic resonance imaging) detects

blood oxygen level

5

Ependymocytes

Create and secrete CSF
Beat cilia to circulate CSF through system
Line brain ventricles and central canal of spinal cord

6

CSF mostly produced in ____ called ____

Modified ependymal cells
Choroid plexus

7

Foramen of Magendie ((median/lateral) aperture of ventricle 4) empties into ____

Median
Cisterna magna/cerebellomedullary cistern

8

Foramen of Luschka ((median/lateral) aperture of ventricle 4) empties into ____

Lateral
Pontine cistern

9

CSF is absorbed by

Arachnoid granulations