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chapter 13
Question | Answer |
---|---|
In the spinal cord, white matter is organized into ascending and descending tracts grouping into: | columns |
the ___ is a strand of fibrous tissue that provides longitudinal support as a component of the coccygeal ligament. | filum terminale |
the entire spinal cord is divided into ___. | 31 segments |
axons crossing from one side of the spinal cord to the other within the gray matter are found in the: | anterior gray horns |
the outermost connective-tissue covering of spinal nerves is the: | epineurium |
the dorsal root ganglia contain: | cell bodies of sensory neurons |
the ventral root of a spinal nerve contains: | axons of motor neurons |
spinal nerves are ___ nerves. | mixed |
the tough, fibrous outermost covering of the spinal cord is the: | dura mater |
the horns of the spinal cord contain: | neuron cell bodies |
the posterior horns of the spinal cord contain: | somatic motor nuclei |
the anterior horns of the spinal cord contain: | somatic motor nuclei |
the ventral rami of spinal nerves T12 - L4 form the: | lumbar plexus |
A specific bilateral region of the skin surface that is monitored by a single pair of spinal nerves is called: | a dermatome |