In-class assignment #4

In-class assignment #4 - vertebra forming the...

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The Nervous System In-class assignment #4 Name _______________ Date _______________ The nervous system is organized structurally into the _______________ nervous system and the _______________ nervous system. A _______________ is a collection of nerve cell bodies in the central nervous system. A _______________ is a collection of neuron cell bodies outside the central nervous system. A _______________ consists of a bundle of nerve fibers outside the central nervous system, the connective tissue coverings that surround and bind the nerve fibers and fascicles together, and the blood vessels that nourish the nerve fibers and their coverings. Except in the cervical region, each spinal nerve bears the same letter-numeral designation as the
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Unformatted text preview: vertebra forming the _______________ boundary of its exit from the vertebral column. _______________ (motor) nerve fibers convey neural impulses from the central nervous system to effector organs (muscles and glands). A posterior (dorsal) nerve root, consisting of sensory (afferent) fibers from cell bodies in the spinal sensory or posterior (dorsal) root ganglion that extend _______________ to sensory endings and _______________ to the posterior horn of spinal cord gray matter. Adjacent anterior rami merge to form _______________ in which their fibers are exchanged and redistributed, forming a new set of multisegmental peripheral (named) nerves....
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