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.
female reproductive system - the reproductive system of females. female internal reproductive organ - the reproductive organs of a woman. Graafian follicle - a vascular body in a mammalian ovary enclosing a developing egg. gonad, sex gland - a gland in which gametes (sex cells) are produced.