Human Cells and Digestion

1. a treatment that stimulates the body to fight a pathogen once it gest inside the body
3. allows the body to do work and carry out life processes
5. the process the body goes through to break down food
7. the smallest living thing in the body
8. the condition of the mind and body
10. a tube within the body that connects the throat to the stomach
12. a liquid form of body waste
13. hard structure in the body that does not bend
14. a structure made up of a group of similar cells
16. a body part where food goes after you swallow
19. having life
21. a defined, single part of a whole
22. a body part, made up of tissues, that serves a specific function in the body
23. having the feeling of wanting to eat
24. to break down physically and chemically for energy and nutrients

2. the group of organs, tissues, and nerves that receive and respond to stimuli
4. the group of organs that remove wastes from within the body and excrete them from the body
6. the hose like body part where food goes after it leaves stomach
9. a long walk in a natural setting
11. the solid waste left over from the digestive system
13. an organ that is a hollow sac that collects urine
15. anything you eat that gives you the chemical energy and substances to run life processes
17. a microorganism that causes disease
18. a pair of organs that filter and remove waste from the blood in the form of urine
20. the material that is left over from food and liquids that the body does not use or need
22. a group of organs that work together to do a job