Excerpt from Ophthalmic Literature, Vol. 17: Succeeding the Ophthalmic Year Book, June, 1921Anterior chamber. - Kahn, in an article in reply to Seidel's remarks Con cerning physiologic pupil occlusion, Shows that there is an Obstacle to the passage Of the current of ¿uid from the posterior to the anterior chambers and that this Obstacle is due to the fact that the iris edge presses upon the anterior surface of the lens with some force.In the normal eye, the changes in size of the pupil have great in¿uence upon the passage of ¿uid and upon the mixture of the contents of the anterior and posterior chambers.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully, any imperfections that remain are intentionally left to preserve the state of such historical works.