Fig. 15.4. A large hole in the neuropil of the primary visual cortex of a 23 year old monkey. The interior of the hole is partitioned by membranous material. The origin of this hole is not evident.
Fig. 15.4. A large hole in the neuropil of the primary visual cortex of a 23 year old monkey. The interior of the hole is partitioned by membranous material. The origin of this hole is not evident.