What are the three classes of glial cells and what are the functions?
General functions of a glial cell:
i. maintaining the ionic milieu
ii. Controlling uptake and metabolism of neurotransmitters
iii. Providing scaffolding for neuronal development
Distinguish the imaging techniques of CT, MRI, fMRI, PET and MEG.
o CT (computerized tomography
Based on a rotating x-ray beam and detectors
Rotates to give us a 3D image
Anatomical imaging with a spatial resolution of millimeters
Activity isnt measur
How many genes in the human genome, how many are expressed in the
brain, and how many genes expressed in the brain are unique to the brain.
The human brain has 20,000 genes in the genome.
However the human brain only expresses 14000 genes. And 6000 of the
Human nervous system?
Central nervous system: brain and spinal cord (anything touching the
Peripheral nervous system: cranial nerves (sensory and motor neurons)
What are the seven major subdivisions of the human?
Telencephalon: cerebral hemispheres