That is, all of the correct answers to questions on the patent bar exam can be found in the USPTOâs Manual of Patent Examining Procedure (MPEP) and related Supplemental Materials that will be made available during the examination. In effect, this means that the patent bar exam continues to be an âopen book examâ.
Menstrual bloodis mainly composed of blood, old parts of uterine tissue, cells from the mucus lining of the vagina and bacteria making up the vaginal flora. Menstrual blood is different from normal blood due to its composition and its physical properties. Put another way, menstrual blood is blood mixed with secretions from the vagina and cervix, old cellular tissue, red blood cells and mucin.
Brown Period Blood: Normal Menstrual Blood. There are some cases of periods wherein the discharge appears dark brown to almost black in color, specifically when the period cycle is almost over. This is considered normal because this occurs when blood is already old and was not released from the body quickly.hese blood clots vary in color from bright red to dark. Sometimes these clots are released during the heaviest flow of the period. The presence of clots in the flow of your menstruation may make the blood denser or thicker than usual and may appear brownish, hence brown period blood.