Health Vocabulary

2. fish-shaped organ behind the stomach that makes many kinds of enzymes needed for digestion
4. master gland of the body, which releases hormones to control other endocrine organs
7. part of the nervous system that carries nerve signals between the brain and the body
10. organ in which bile is stored until needed to digest food
12. largest part of the brain, which interprets information from the sensory organs; controls muscle actions and is responsible for intelligence, memory, and personality
13. body system that breaks down food to provide nutrients and energy; also removes solid waste from the body
14. body system that produces chemical messengers called hormones, which regulate body processes
17. body system of organs and tissues that help fight infections
18. organ filled with white blood cells; filters blood
19. two bean-shaped organs that filter blood and make urine

1. cell that is specialized to receive and send signal
3. substance produced in the thyroid that increases the rate at which the body uses energy
5. body system that allows people to think, use the senses, move, and maintain important body processes
6. organ that stores urine until it can be pushed out of the body
8. large brown organ to the right of the stomach that has many jobs, including making bile
9. part of the brain that controls coordinated, smooth muscle activity
11. body system that removes liquid waste from the body
15. part of the brain that controls the heartbeat and breathing rate
16. finger-shaped organ attached to the large intestine; made of lymphatic tissue