Body Systems

2. Tiny openings in leaves that filter materials.
4. Organ that receives, processes, responds to, and stores information.
8. The process of plants releasing water through their leaves.
12. An action that cannot be controlled by thinking about it.
15. Where two or more bones meet
18. The ability to detect sound waves with your ears.
19. Tiny vessels that allow important materials to enter your body’s cells.
20. The ability of the eyes to detect and receive light waves so the brain can form it into images.
22. Vessel that usually carries low-oxygen blood toward the heart.
25. The ability to detect different odors with your nose.
26. Organ that stores urine.
28. Tissue that connects bone to muscle.
29. Tissue that connects bone to bone.
30. Special molecules that detect and receive stimuli.
31. Main organs of the respiratory system that inhale and exhale air.
33. Organ where food is broken down into small molecules.
36. Intestine Long tube connected to the small intestine where water is absorbed from food waste.
37. The different ways our body detects and reacts to stimuli.
38. Strong, flexible tissue that protects bones & joints
40. Vascular tissue that carries water from the roots to the leaves.

1. Vascular tissue that carries sugar throughout the plant.
3. Long tube that air travels down after being inhaled.
5. Place that receives air, food and liquids from the mouth & nose.
6. An action that can be controlled by thinking about it.
7. Tube that carries urine out of the body.
9. Cells in the nervous system that transmit signals to one another.
10. Changes in an organism’s environment that causes a reaction.
11. Organ that filters waste from the blood.
13. Vessel that usually carries high-oxygen blood away from the heart.
14. Pair of tubes connecting the trachea to the lungs.
16. Large muscle below the lungs that contracts/relaxes as you breathe.
17. Chamber where blood enters the heart.
21. Tube that connects the kidneys to the bladder.
23. Chamber that pumps blood out of the heart.
24. The ability to receive information about the outside environment through physical contact with the skin.
25. Intestine Long tube connected to the stomach where nutrient absorption occurs,
27. Muscular tube that connects the mouth to the stomach.
32. Cord Long structure of neurons that sends signals throughout the entire body.
34. The ability to tell the difference between flavors in your mouth.
35. Soft tissue that can contract and relax and allows you to move.
39. Microscopic sacs where gas exchange occurs.