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It is observed, that where arsenic is resorted to, as aid in the
treatment of some obstinate neuralgias, its curative effects oper-
ate uniformly most favorably on persons who are of lax fibre,
and have a languid state of the circulation, whose secretions
are rather profuse, urine is pale and plentiful, and whose skin
is moist and cold. In such persons, it not only aids in the relief
of the neuralgic pains, but it actually improves the general
Fig. 68. A View of the Facial Nerve, together with the branches of tho Cervical Plexus.
1. The Facial Nerve or Portia Dura, es-
caping from the Stylo-Mastoid Fo-
ramen. The Parotid Gland has been
removed to show this.
2. The Posterior Auricular Branch of the
Facial.
3. The Stylo-Hyoid Branch.
4. The Pes Anserinus.
5. Temporal Branches of the Facial
Nerve.
6. Malar Branches.
7. Cervico-Facial Branches.
8. Supra-Orbital Nerve.
9. Sub-Cutaneous Mate, a branch of the
Superior Maxillary.
10. The Infra-Orbital Nerve, or second
branch of the Fifth Pair.
11. Terminal Branches of the Inferior Den-
tal Nerve, called Mental.
12. Nervus Auricularius of the Cervical
Plexus.
13. The Superficialis Colli Nerve.
14. The Plexus formed by the last-named
nerve and the branches of the Fa-
cial.
15. Occipitalis Minor Branch of the Cervi-
cal Plexus.
16. Descending Branches of the Cervical
Plexus.
17. The Phrenic Nerve.
18. The Nervus Accessorius of the Eighth
Pair.
19. The Great or Posterior Occipital
Nerve.