Chapter 13: Your Body Systems
Across
- 5. a small, saclike organ that stores bile
- 6. a digestive gland that helps digest fats
- 9. a coiled tube 20-23 feet long where 90% of digestion takes place
- 10. carry blood to and from cells, arteries, and veins
- 13. cells that make up the nervous system
- 16. includes the heart, different types of blood vessels, and the blood
- 17. this system contains the organs that supply your blood with oxygen
- 18. a connective tissue that joins muscles to bones and muscles to muscles
- 20. the place where two or more bones meet
- 23. a type of muscle that is found in the walls of your heart
- 25. a type of connecting tissue that holds bones to other bones at the joint
- 28. a gland that helps the small intestine
- 29. the upper part of the respiratory system, which contains the vocal cords
- 31. the nerves that connect the CNS to all parts of the body
- 33. this system works together to break down food
- 34. the body’s message and control center
- 35. carry blood to all parts of the body and back to the heart
- 36. two large organs that exchange oxygen and carbon dioxide
- 37. a passage in your throat that takes air in and out of your lungs
Down
- 1. the force of blood pushing against the wall of the blood vessels
- 2. a strong, flexible tissue that allows joints to move easily
- 3. muscle attached to bones that enables you to move your body
- 4. the brain and the spinal cord
- 7. an open sore in the stomach lining
- 8. the process by which the body breaks down food into smaller pieces
- 11. a system made up of tissues that move parts of the body and control the organs
- 12. this system is the framework of bones and other tissues
- 14. the command center, or coordinator of the nervous system
- 15. a muscle that acts as the pump for the circulatory system
- 19. a type of muscle found in organs and in blood vessels and glands
- 21. a digestive juice produced by the salivary glands
- 22. a large, dome-shaped muscle that enables breathing
- 24. carry blood away from the heart to various parts of the body
- 26. the group of organs that work together to remove waste
- 27. this system includes organs and tissues
- 30. two passageways that branch from the trachea to each lung
- 32. cord a long bundle of neurons that send messages from brain to all parts of body