Will give medal! ! what happens to the body if the urinary system no longer functions? a- the body cannot fight infections b- toxic cellular waste builds up c- nutrients cannot reach cells d- oxygen cannot reach cells.,

The urinary system is one of several major pathways which the body uses to remove waste and toxins. If the urinary system stops functioning (such as through kidney failure), these toxins can build up in the body and bloodstream, leading to a number of dangerous conditions. Thus, the answer is "B - toxic cellular waste builds up".