anatomy test chapter 12&13
The brain and spinal cord compromise the___ nervous system.
The part of the peripheral nervous system which brings information to the CNS is ___.
The largest and most numerous of the glial in the CNS are the ___.
The Glial surrounding the cell bodies of peripheral neruons are___.
Neurons tha thave 1 axons and 1 dendrite are called___.
The___ division of the nervous system brings sensory information to the central nervous system.
___ is a wrapping produced by some glial cells that contain 80% lipid and 20% protein.
voluntary control of skeletal muscles is provided by the ____ nervous system.
The gaps between adjacent wrapping on an axon are called _____.
nodes of Ranvier
The myelin sheaths that surround the axons of some of the neruons in the CNS are formed by ____.
small phagocytic cells that are especially obvious in damaged tissue in the CNS are the ____.
The neurilemma of axons in the peripheral nervous system is formed by ____.
cells responsible for information processing and transfer are the ___.
Neurons that have several dendrites and a single axon are called ___.
The projection of gray matter towards the outer surface of the spinal cord are called___.
the type of glial cell found lining the ventricles and spinal canal are the ____.
sensory neurons of the PNS are called ___.
The dorsal and ventral root of the spinal cord unite to form ___.
what are the glial cells of the Peripheral Nervous System?
Schwann cells, Oligodendrocytes,astrocytes,and satellite cells.
The cell membrane of an axon is the ____.
Informtaion processing is not a function of ___.
The white matter of the spinal cord contains bundles of ___that share common origins,destinations,and functions.
satelite cells are a type of glia cell found in the ____.
peripheral nervous system(PNS)
The entire spinal cord is divided into __ segments.
The pupillary reflex can be classified as a ____.
The ___ of a spinal nerve contains axons of sensory neurons
The outermost connective tissue is the ____.
. the specialized membranes surrounding the spinal cord are the ____.
The neural pathway of a single reflex is called a ____.
.In the PNS, ____participate in the repair of damaged nerves by forming a cellular tube that can direct the growth of myelin.
Achilles,corneal,gag,patellar and, plantar reflexes can all be classified as ____ reflexes.
.The ____ of each spinal nerve provides sensory and motor innervation to the skin and muscle of the back.
Glial cells found surrounding the cell bodies of peripheral neurons are ____.
Maintaining the Blood-brain barrier; Guiding Neuron development: repairing damaged neural tissue; and creating a three dimensional framework for the CNS are all the functions of _____.
In diagnosis bacterial and viral infections of the nervous system samples of CSF are extracted for analysis. This procedure would logically withdraw fluid from the ____.
subarachnoid space .
.The ___ is a strand of fibrous tissue that provides longitudinal support as a component of the coccygeal ligament .
_____ are Nerve tracts carrying sensory information up the spinal cord to the brain.
The period during which potassium ions are diffusing out of the neuron is ___.
what do the gray horns of the spinal cord contain?
neuroglia,neuron cell bodies, and unmyelinated axons
There are ___cervical spinal nerves
there are ___ thoracic spinal nerves.
There are ___ lumbar spinal nerves.
There are ___sacral spinal nerves.
there are ___coccygeal spinal nerves.