Life Science Ch 11 Animal Structure and Function

3. The system that supports the bodies of many animals
6. Body temperature is determined by the environment
7. Blood vessel leading toward the heart
8. Body temperature that is internally regulated
10. A tiny opening that takes in air along the side of the body in certain animals
13. A muscular organ for pumping blood through the body
14. An organ in vertebrates that filters wastes from the blood
19. A bundle of neurons
20. The organ system that ensures that all the body systems of an animal work together
21. The organ system that an animal or human uses to move around
22. The form of digestions that uses chemicals to break down food molecules into Herbivores an animal that feeds on plants
23. An animal that eats dead animals
24. Multiple organ system that brings in oxygen and remove carbon dioxide from the body
25. An animal that a carnivore eats

1. The form of digestion that grinds and crushes food into smaller particles
2. An animal that strains tiny algae, protists, or other food items out of the water
4. A system of special organs that rid an animal's body of cell wastes
5. System the body system that breaks down food and absorbs nutrients
9. An organ that exchanges gasses with aquatic surroundings
11. Blood vessel leading away from the heart
12. An animal that will eat both plants and animal matter
15. Special cells that collect information and transmit electrical impulses
16. An organ in vertebrates that exchanges gasses with the air
17. The multiple organs that work together to transport nutrients and oxygen to cells and remove wastes and carbon dioxide
18. An organ that conducts blood through an animal's body
22. An animal that gets most or all of its energy and nutrients from eating other animals