What is the term for the study of the structure and relationship between body parts?

The study of the structure and relationship between body parts is defined as anatomy. Anatomy examines the physical structure of organisms, including the arrangement of their various systems and organs. It provides insight into how different components of the body are organized, how they fit together, and how they relate to each other in terms of function.

Understanding anatomy is essential for fields such as medicine, biology, and health sciences, as it lays the foundation for more complex studies, including physiology, which focuses on how the body functions. Histology, on the other hand, deals specifically with the microscopic structure of tissues, while cytology focuses on the study of cells. These specialized areas still fall under the broader umbrella of anatomy but do not cover the comprehensive aspect of structural relationships that anatomy entails. Thus, the correct term for the study of body structure and interrelationships is indeed anatomy.