Final answer:
A detached retina occurs when the inner layers of the retina separate from the underlying tissue, disrupting visual processing. Treatment often involves using a laser to create scar tissue to reattach the retina.
Step-by-step explanation:
The development of a detached retina is correlated with the pathophysiological mechanism where the inner layers of the retina separate from the underlying choroid and retinal pigment epithelium. This separation can disrupt the retina's ability to process visual stimuli and may lead to vision loss if not promptly treated. In medical procedures to repair a detached retina, a laser is used to create scar tissue by focusing on a small spot on the retina; this scar tissue helps to hold the retina in place, as seen in various figures illustrating the anatomy of the eye and the surgical intervention. The choroid, being a highly vascular tissue in the wall of the eye, supplies the outer retina with blood, and it's important to know that a detached retina is not primarily caused by vasospasm, overgrowth of blood vessels, or blocked drainage of the aqueous humor, but rather by the physical separation within the retinal layers.