Body Systems
Across
- 5. Takes in the food the body needs to fuel its activities
- 8. Consists of layers of muscles that cover the bones of the skeleton
- 9. The body's main control system
- 11. Tissues are grouped together in the body to form these
- 12. Vessels that collect fluid from tissues and returns it to the blood
- 14. They help to protect the body’s internal parts from damage
- 15. The body’s most complex organ
Down
- 1. Waste is eliminated in urine
- 2. Strong yet flexible framework of bones and connective tissue
- 3. The male and female parts of the reproductive system produce the sperm and eggs needed to create a new person
- 4. The basic building blocks of the body
- 6. Cells group together to form these
- 7. Lungs deliver oxygen to the blood
- 10. Consists of the heart and a network of vessels that carry blood
- 13. Releases horomones