Across
- 1. system body system that breaks down food to provide nutrients and energy; also removes solid waste from the body
- 5. fish-shaped organ behind the stomach that makes many kinds of enzymes needed for digestion
- 7. part of the nervous system that carries nerve signals between the brain and the body
- 9. part of the brain that controls coordinated, smooth muscle activity
- 11. system body system that removes liquid waste from the body
- 14. substance produced in the thyroid that increases the rate at which the body uses energy
- 16. part of the brain that controls the heartbeat and breathing rate
- 17. organ that stores urine until it can be pushed out of the body
- 18. body system that allows people to think, use the senses, move, and maintain important body processes
- 19. finger-shaped organ attached to the large intestine; made of lymphatic tissue
Down
- 2. organ in which bile is stored until needed to digest food
- 3. large brown organ to the right of the stomach that has many jobs, including making bile
- 4. body system that produces chemical messengers called hormones, which regulate body processes
- 6. organ filled with white blood cells; filters blood
- 8. master gland of the body, which releases hormones to control other endocrine organs
- 10. body system of organs and tissues that help fight infections
- 12. cell that is specialized to receive and send signals
- 13. largest part of the brain, which interprets information from the sensory organs; controls muscle actions and is responsible for intelligence, memory, and personality
- 15. two bean-shaped organs that filter blood and make urine