nervous and immune systems nervous and muscular systems circulatory and immune systems circulatory and muscular systems
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: A reflex can protect the body from harm. Which organ systems work together to produce a reflex?
Possibilities:
- nervous and immune systems
- nervous and muscular systems
- circulatory and immune systems
- circulatory and muscular systems

nervous and muscular systems