Peripheral Nervous System

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Across
  1. 2. All spinal nerves are ________ nerves, containing both sensory and motor fibers
  2. 5. The PNS contains two types of nerves ___________and cranial
  3. 8. Division of PNS that controls involuntary actions such as cardiac muscle
  4. 9. Division of PNS that includes reflex arc
  5. 12. Located going to the front of the spinal cord
  6. 14. Myelinated axons inside CNS run in tracts and referred to as white matter
  7. 15. The end of neural impulse pathway involved in a voluntary response in somatic system
  8. 17. Defined as bundles of long myelinated axons outside the CNS, wrapped in connective tissue
  9. 18. There are ________ pairs of cranial nerves
Down
  1. 1. This nerve supplies the pharnyx, larynx and internal organs
  2. 3. Located going to the back of the spinal cord
  3. 4. These nerves communicate between sensory organs and the brain
  4. 6. The beginning of neural impulse pathway involved in a voluntary response in somatic system
  5. 7. One of two components of PNS system
  6. 10. Spinal nerves communicate between the ________ or skeletal muscle, or smooth muscle and the spinal cord
  7. 11. Dorsal root ganglion contain cell bodies of __________ neurons
  8. 13. there are ___________pairs of spinal nerves
  9. 16. This travels from external environment to the spinal cord through sensory neuron, an interneuron and then motor neuron immediately