Across
- 3. the sum of traits transmitted to a person by his/her biological parents
- 4. liquid portion of blood
- 5. a point at which two bones meet
- 8. the body's main source of energy
- 9. a disease in which abnormal cells multiply/spread
- 10. the main organs of the respiratory system
- 13. the system that serves as the body's support framework
- 14. the way in which a person lives
- 15. a blood vessel that carries blood away from the heart
- 17. the state of a person's body, mind, and feelings, and how he or she gets along with others
Down
- 1. substances that fight pathogens that cause infection and illness
- 2. a substance that changes the way the body or mind works
- 4. nutrient needed for growth/repair of body cells
- 6. the body system for communication and control
- 7. a hormone that prepares the body for quick action
- 11. a drug used to prevent/cure illness or disease or to relieve pain
- 12. a nutrient that makes up blood & other body fluids
- 16. a highly addictive stimulant drug found in tobacco