
Vagus nerve
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The nerves of the upperbody
![Normal brain, coloured magnetic resonance imaging (MRI) scan. Sagittal (side) view of a human head and neck, showing the brain and upper spinal cord [source]](http://25.media.tumblr.com/tumblr_ljgl1lPmyM1qa6reco1_400.jpg)
Normal brain, coloured magnetic resonance imaging (MRI) scan. Sagittal (side) view of a human head and neck, showing the brain and upper spinal cord [source]

Multiple sclerosis; myelin stain of spinal cord
There is a large lesion of multiple sclerosis in this section of cervical spinal cord, forming a broad band of demyelination extending from the lateral column on the left through the major portion of both posterior columns into the lateral column on the right. Note three things in particular: 1) myelin in the areas affected is virtually totally destroyed; 2) involvement is asymmetrical; and 3) gray matter is involved (myelin in gray matter is destroyed, while neurons remain intact).
![HEAD, MRI Sagittal section. 1. Brain. 2. Corpus callosum (splenium). 3. Septum lucidum. 4. Thalamus. 5. Mamillary body. 6.Mesencephalon. 7. Pons. 8. Medulla oblongata. 9. Spinal cord. 10. Cerbellum. 11. Frontal sinus. 12. Ethmoid cells. 13. Concha. 14. Sphenoidal sinus. 15. Genioglossus muscle; tongue. 16. Mandible. 17. Rhinopharynx. 18. Oropharynx. 19. Laryngopharynx. 20. Trachea. 21. Soft palate. 22. Bone of the skull. 23. Internal cerebral vein; Great cerebral vein (called of Galien) and right sinus. 24. Forth ventricle. 25. Anterior arch of the Atlas. 26. Posterior arch of the Atlas. 27. Tooth of the axis (called ontoid process). 28. Optic chiasm. 29. Pituitary gland. 30. Clivus (called basilar cap splint). [source]](http://25.media.tumblr.com/tumblr_lh63wl0haQ1qa6reco1_500.jpg)
HEAD, MRI Sagittal section. 1. Brain. 2. Corpus callosum (splenium). 3. Septum lucidum. 4. Thalamus. 5. Mamillary body. 6.Mesencephalon. 7. Pons. 8. Medulla oblongata. 9. Spinal cord. 10. Cerbellum. 11. Frontal sinus. 12. Ethmoid cells. 13. Concha. 14. Sphenoidal sinus. 15. Genioglossus muscle; tongue. 16. Mandible. 17. Rhinopharynx. 18. Oropharynx. 19. Laryngopharynx. 20. Trachea. 21. Soft palate. 22. Bone of the skull. 23. Internal cerebral vein; Great cerebral vein (called of Galien) and right sinus. 24. Forth ventricle. 25. Anterior arch of the Atlas. 26. Posterior arch of the Atlas. 27. Tooth of the axis (called ontoid process). 28. Optic chiasm. 29. Pituitary gland. 30. Clivus (called basilar cap splint). [source]

Neuroendocrinoimmunology

(Source: poisonwasthecure)
![Pepper spinal cord
[source]](http://24.media.tumblr.com/tumblr_letcty6Jbn1qa6reco1_500.jpg)
Pepper spinal cord
[source]
![Sagittal section through a 16 week old female foetus, revealing the internal organs. At this stage it measures around 14 centimetres from head to rump. The brain (white) is surrounded by the still soft bones of the skull. The spinal cord runs from the brain, down through the vertebrae of the backbone. [source]](http://24.media.tumblr.com/tumblr_lejnqqDzLV1qa6reco1_400.jpg)
Sagittal section through a 16 week old female foetus, revealing the internal organs. At this stage it measures around 14 centimetres from head to rump. The brain (white) is surrounded by the still soft bones of the skull. The spinal cord runs from the brain, down through the vertebrae of the backbone. [source]




