Across
- 1. Human Immunodeficiency Virus
- 4. System The system that helps us reproduce
- 6. System system that digest and absorbs nutrients
- 9. System The system that makes up all your bones
- 10. system the system that absorbs oxygen
- 12. system the system that detect changes and respond to them
Down
- 2. System the system that includes skin, hair follicles, and sweat glands
- 3. Muscles contract that help move food through digestive system
- 5. System systems that distribute oxygen and nutrients
- 7. system The system that makes up your muscles
- 8. system the system that removes waste from human body
- 11. Sacs covered in blood vessels