Diseases of the nervous system / edited by Archibald Church.

Date:
1908
Catalogue details

Licence: In copyright

Credit: Diseases of the nervous system / edited by Archibald Church. Source: Wellcome Collection.

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    M. obliquus superior - Small cell median nucleus (for the M. sphincter pupillae) Large cell median nucleus (for the M. ciliaris) , Aquaeductus cerebri (Sylvii) —. M. sphincter pupillae M. ciliaris M. rectus lateralis For the external ocular muscles For the internal ocular muscles (Radix brevis ganglii ciliaris) Colliculus superior of the corpora quadrigemina \, Tract of the pupillary fibers of the N. opticus Corpus geniculatum mediale Thalamus Gyrus angu- Jaris (?) —Central tract for the nerves of the ocular muscles Corpus genicu- , latum laterale Tractus opticus Si I V 3 c 1 8 JS * _ .2 ^ 0 o Rectus superior Rectus medialis ' Obliquus inferior Rectus inferior ' Nucleus n. trochlearis Nucleus n. abducentis Fasciculus longitudinalis medialis/ Fig. 47.—The nuclear origin of the oculomotor and trochlear in the middle brain; their central tract (blue) and their union with each other, as well as with the nucleus of the abducens through the median longitudinal bundle (red). The division of the nucleus of the oculo- motor in the lateral principal nucleus, the small-celled median nucleus, and the large-celled median nucleus; the localization of the different fiber groups of the oculomotor in this nuclear area. The central course of the so-called pupillary fibers of the optic nerve (tract for the reflex contraction of the pupil). (Diagram based on Bernheimer’s description.)
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