The supporting cells (Sertoli) are located within the seminiferous tubules. Their task is the creation of a hemato-testicular barrier and the nourishment of the spermatozoa.They can only proliferate in the first year of life (their equivalent in the woman are the follicular cells).he supporting cells (Sertoli) are located within the seminiferous tubules. Their task is the creation of a hemato-testicular barrier and the nourishment of the spermatozoa.
Portrait of a Woman Suffering from Obsessive Envy; ThÃ©odore GÃ©ricault. Envy (from Latin invidia) is an emotion which occurs when a person lacks another's superior quality, achievement, or possession and either desires it or wishes that the other lacked it. Bertrand Russell said that envy was one of the most potent causes of unhappiness.
Inequality (mathematics) In mathematics, an inequality is a relation that holds between two values when they are different (see also: equality). The notation a â  b means that a is not equal to b. It does not say that one is greater than the other, or even that they can be compared in size.