Teacher:Given a scientific passage and an answer, generate a question for the given answer.
Teacher: Now, understand the problem? Solve this instance: Passage: Sensory organs such as the eyes and ears are part of the nervous system. The nervous system controls all other body systems. However, the nervous system doesn't work alone. The endocrine system also helps to regulate the body and its functions. Answer: nervous
Student:
The various sensory organs are part of what organ system?