Eyesight, and how to care for it / edited by George Black.

Date:
[1888]
Catalogue details

Licence: Public Domain Mark

Credit: Eyesight, and how to care for it / edited by George Black. Source: Wellcome Collection.

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    INJURIES AND DISEASES OF THE EYE. ONLY a brief reference will be made to some of the more common injuries and diseases of the eye, with a view to exposing their dangers and some popular errors in reference to them. The guards with which the eye is provided to pro- tect it from injury, have already been referred to, but, complete as they are, it is a matter of wonder that this extremely delicate organ, exposed as it is in numberless ways in its owner's constant pursuit of labor or pleasure, escapes so generally as it does. The most common form of injury is from particles of dust and small foreign bodies. As the course of the tears is from the gland at the upper and outer part of the ball towards the canals at its inner side, (Fig. IV.,) and as the lids are firmly attached to bone at their inner extremities, and only loosely to the soft tissues at their outer, such particles are usually washed by the flow of tears, and moved along by the action of the lids towards the space at the inner angle of the eye, which is called the lacus lachrymalis, or tear D