Page Content. Clinical research aims to advance medical knowledge by studying people, either through direct interaction or through the collection and analysis of blood, tissues, or other samples. A clinical trial is one type of clinical research that follows a pre-defined plan or protocol.
The female reproductive system interacts with many other systems in the body. The most common is the endocrine system. The reproductive system relies on the endocrine system to produce hormones such as progesterone and estrogen, that help with the blood lining of the uterus and prepare the uterus for pregnancy.
The main external structures of the female reproductive system include: 1  Labia majora: The labia majora enclose and protect the other external reproductive organs. 2  Literally translated as large lips, the labia majora are relatively large and fleshy, and are comparable to the scrotum in males.he female reproductive anatomy includes parts inside and outside the body. The function of the external female reproductive structures (the genitals) is twofold: To enable sperm to enter the body and to protect the internal genital organs from infectious organisms.