Cellular "parts"
Cells specialised for the generation, conduction, and transmission of electrical signals in the nervous system.
What is a neuron?
The entire brain contains this number of nerve cells: 86M or 86B or 86T
86B
Front of the brain
What is anterior?
The spinal cord is not part of the peripheral nervous system. It is part of this.
What is central -- central nervous system (CNS)?
The "wiring" that conveys information from a nerve cell body.
What is an axon?
The superficial layers of nerve cells covering the cerebral hemispheres and cerebellum.
What is the cerebral cortex?
Back of the brain
What is posterior?
Interlocking bones that form the spinal column
What are vertebrae?
The "wiring" that conveys input to a nerve cell body.
What is a dendrite?
There are this many lobes or major subdivisions of the cerebral cortex.
4
Top of the brain
What is superior?
The structure just above the spinal cord
What is the brainstem?
These cells support nerve cells.
What are glial cells?
Another name for the occipital cortex
Visual cortex
Fold or convolution in the cortex
What is a gyrus?
A major laminated structure attached to the brainstem
What is the cerebellum?
These tiny structures in the nerve cell membrane open and close and enable neural communication
What are ion channels?
A large bundle of fibres that connects the two cerebral hemispheres.
Corpus callosum
What is a sulcus?
The motor axons that connect the brain and spinal cord to skeletal muscles
What is the somatic division of the peripheral nervous system (PNS)?