Here are the responses organized by body system:
Nervous System:
- nerve tissue
- brain
Respiratory System:
- lungs
Circulatory System:
- artery
- heart
Digestive System:
- stomach
- large intestine
Excretory System:
- kidneys
Skeletal/Muscular System:
- connective tissue
- muscle cell
Feel free to let me know if you need further assistance!