What is the internal environment of the body characterized by?

There are many different characteristics of the internal environment of the body. All due to the fact that most organisms have their own characteristics of the internal structure. Let’s consider everything on the example of a person. In our body, there are several organ systems that create the internal environment. For example – temperature. A person has a body temperature of about 36.6 degrees Celsius. It is supported by thyroid hormones. You can also name the chemical composition of the body. For example, the chemical environment of various organs. The oral cavity is alkaline, the stomach is acidic, and the intestines are alkaline.