Anatomy Chapter 13: Neural Tissue

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Cards In This Set

Front Back
Autonomic Nervous System (ANS)
Componenets of CNS and PNS that are concerned with the control of visceral functions
Nucleus
A CNS center with discrete anatomical boundaries
Center
A group of neuron cell bodies in the CNS that share a common function
Tract
A bundle of axons within the CNS that share a common origin, destination, and function
Column
A group of tracts found within a specific region of the spinal cord
Pathways
Centers and tracts that connect the brain with other organs and systems in the body
Ganglia
An anatomically distinct collection of sensory and motor neuron cell bodies within the PNS
Nerve
A bundle of axons in the PNS
Gray matter
Nerual tissue dominated by neuron cell bodies
White matter
Neural tissue dominated by myelinated axons
Neurol cortex
A layer of gray matter at the surface of the brain
Neuron
The basic functional unit of the nervous system; a highly specialized cell; a nerve cell
Sensory neuron
A neuron whose axon carries sensory info form the PNS toward the CNS
Motor neuron
A neuron whose axon carries motor commands from the CNS toward effectors in the PNS
Soma
The cell body of a neuron