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 functional unit of the nervous tissue is the neuron, or nerve cell, which has a unique structure that is specialized to transmit signals called nerve impulses.