Sodium pumps in the renal tubules operate to reabsorb sodium. Fibroblast growth factor 23 normally inhibits the kidneys' ability to reabsorb phosphate into the bloodstream. These glands reabsorb water from the feces. When stressed while fresh gametes are present, adult mussels reabsorb gametes. Osteoclasts move in to reabsorb dead bone ends, and other necrotic tissue is removed. Pregnant swine can reabsorb their litters or deliver mummified, stillborn, or weakened piglets. Once nutrients have re-entered the soil, the plants can then reabsorb them through their roots. Humans do, in fact, reabsorb about two-thirds of the endometrium each cycle. Retinal hemorrhages, especially mild ones not associated with chronic disease, will normally reabsorb without treatment. Substances then reabsorb from the latter back to the blood stream. Some aquatic amphibian such as "Xenopus" do not reabsorb water, to prevent excessive water influx. The outlook would be more favorable if the plasma could reabsorb the radiation. Ubbo-Sathla is destined to someday reabsorb all living things on Earth. Barrett stated that British society should be strong enough to reabsorb her.