Issues of Concern when Considering Depo-Provera. The National Womenâs Health Network (NWHN) values the research on Depoâs safety and the availability of accurate information about the methodâs side effects.
Surrounded by a fibrous capsule, the liver is made up of liver lobules (the functional units of the liver). Each lobule is constructed around a central vein that empties into the right and left hepatic veins which then drain into the vena cava.
The basic functional unit of the kidney is the nephron. The nephron is a tubular structure that is lined with one layer of epithelial cells. On average, each kidney is comprised of approximately one million nephrons. Blood first enters the kidneys by way of the renal artery.