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| Front | Back |
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Below L2, the vertebral canal is occupied by a bundle of spinal nerve roots called
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Cauda equina
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The brachial plexus gives rise to all of the following nerves except
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Saphenous nerve
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Nerve fibers that adjust the tension in a muscle spindle are called
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Gamma motor neurons
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A stretch reflex requires the action of ______ to prevent an antagonistic muscle from interfering with the agonist.
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Reciprocal inhibition
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7. In the spinal cord, the somas of the lower motor neurons are found in.
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Ventral horns
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8. The outermost connective tissue wrapping of a nerve is called the
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Epineurium
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9. The intercostal nerves between the ribs arise from which spinal nerve plexus.
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E
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11.Outside the CNS the soma of neuron are clustered in swellings called
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Ganglia
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Distal to the intervertebral foramen, a spinal nerve branches into a dorsal and ventral The
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Ramus
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The cerebellum receives feedback from the muscles and joints by way of the ______ tracts of the spinal cord.
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Spinocerebellar
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14. In the _____reflex, contraction of flexor muscles in one limb is accompanied by the contraction of extensor muscles in the contralateral limb.
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Crossed extension
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Modified muscle fibers serving primarly to detect stretch are cxalled
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Intrafusal fibers
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The _____nerves arise from the cervical plexus and innervate the diaphram
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Phrenic
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The crossing of nerve fibers from right to left of vise versa is called
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Decussation
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The nonvisual awreness of the bodys position and movements is called
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Proprioception
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