Makarios LLC Nurse RN Love Cars Trucks Vans Walls Laptop MKR| White |5.5 x 4|MKR731

hey everyone it's sarah register nurse rn.com and in this video i'm going to talk about cataracts and as always whenever you get done watching this youtube video you can access the free quiz that will test you on this content so let's get started cataracts is an eye disorder where the eye lens loses its transparency so it's no longer clear instead it is cloudy and this actually affects the transmission of light onto the retina so normally light will enter into the eye it will go through the lens and the lens will help focus it on the retina so we get a nice clear image but whenever this lens is cloudy what happens is when light hits this cloudy lens it will actually break up and scatter so that light's not being focused clearly on to that retina so the person will have like cloudy murky vision perception and let's look at example here what you're going to see on the left is a cat this i