Across
- 3. - Filters the blood and is a key part of the immune system
- 4. - Electrical signal traveling along neurons.
- 8. - body's largest internal organ, located in the upper right side of the abdomen
- 10. - a long, muscular tube that are a crucial part of the digestive system
Down
- 1. - the control center of the body, responsible for thought, emotion, and movement
- 2. - Collarbone connecting shoulder to chest.
- 5. - aids in digestion by producing enzymes that break down food, and it regulates blood sugar by producing hormones
- 6. - bean-shaped organs in the abdomen that filter waste
- 7. - organ that pumps blood throughout the body, supplying oxygen
- 9. - chest organ that is part of the respiratory system