Term
| Functions of nervous system |
|
Definition
Collecting information (receptors)
Processing and evaluation of information
Responding to information (effectors) |
|
|
Term
|
Definition
|
|
Term
| peripheral nervous system |
|
Definition
cranial nerves
spinal nerves |
|
|
Term
| sensory division (afferent division) |
|
Definition
somatic sensory
visceral sensory |
|
|
Term
| motor division (efferent division) |
|
Definition
somatic motor
autonomic motor |
|
|
Term
|
Definition
| taste, vision, hearing, smell, balance, touch, pain, pressure, vibration, temperature, and proprioception |
|
|
Term
|
Definition
| motor impulses going out to voluntary effectors |
|
|
Term
|
Definition
uses involuntary effecters
called the autonomic nervous system
parts within the PNS and CNS |
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
| sensory neurons (afferent neurons) |
|
Definition
| conducts nerve impulses from body to CNS |
|
|
Term
| motor neurons (efferent neurons) |
|
Definition
| conducts nerve impulses from CNS to muscles or glands |
|
|
Term
| interneurons (association neurons) |
|
Definition
| found only in CNS, 100% within CNS |
|
|
Term
|
Definition
fibers on both ends of the cell body
found in the retina of the eye |
|
|
Term
|
Definition
a single, continuous fiber with the cell body to the side
their cell body found in sensory ganglia of spinal/cranial nerves |
|
|
Term
|
Definition
several dendrites
one axon
motor neurons that carry motor impulses to effectors |
|
|
Term
|
Definition
supportive cells
do not conduct nerve impulses |
|
|
Term
|
Definition
astrocytes
oligodendrocytes
microglia
ependymal cells |
|
|
Term
|
Definition
satellite cells
Schwann cells |
|
|
Term
|
Definition
| tissue that is composed of neurons that are unmyelinated |
|
|
Term
|
Definition
| collection of neuron cell bodies |
|
|
Term
|
Definition
| gray matter on surface of brain |
|
|
Term
|
Definition
| tissue that is composed of neurons that are myelinated |
|
|
Term
|
Definition
| bundles of axons that share a common origin and destination |
|
|
Term
|
Definition
| conducts impulses from the PNS to brain |
|
|
Term
|
Definition
| conducts impulses from the brain to PNS |
|
|
Term
|
Definition
| group of tracts within the spinal cord |
|
|
Term
|
Definition
|
|
Term
|
Definition
| individual axon in a myelinated neuron is surrounded by neurolemmocytes |
|
|
Term
|
Definition
| groups of axons are wrapped into separate bundles call fascicles by a cellular dense irregular connective tissue layer |
|
|
Term
|
Definition
| all of the fascicles are bundled together by a superficial connective tissue |
|
|
Term
|
Definition
| progressive demyelination of neurons in the central nervous system accompanied by the destruction of oligodendrocytes |
|
|
Term
|
Definition
| progressive loss or destruction of myelin in the CNS and PNS with preservation of the axons |
|
|
Term
|
Definition
|
|
