Cerebr/o
Cerebrum
Cortic/o
Cerebral cortex, outer portion
Encephal/o
Brain
Gangli/o, ganglion/o
Ganglion
Gli/o
Neuroglia cells
Medull/o
Medulla oblongata, medulla (inner section), middle, soft, Marrow
Mening/o, meninge/o
Meninges
Myel/o
Spinal cord and Bone marrow
Narc/o
Stupor, numbness, sleep
Neur/o, Neur/i
Nervous system, nervous tissue, nerve
Psych/o
Mind
Radicul/o
Spinal nerve root
Somn/o, somn/i
Sleep
Components of the central nervous system (CNS)
Brain and spinal cord
Components of the peripheral nervous system (PNS)
Cranial and spinal nerves
The two divisions of peripheral nervous system
2. autonomic nervous system