In the human body, is every organ a part of only one organ system? Or are some organs a part of two or more organ systems?a. Every organ is a part of only one organ system, which is necessary because organ systems work independently of one another. b.Every organ is a part of only one organ system, although organ systems often interact with one another. c.Some organs are a part of two or more organ systems. For example, the heart is a part of the circulatory and digestive systems. d.Some organs are a part of two or more organ systems. For example, the ovaries and testes are a part of the reproductive and endocrine systems.