U1 Q1

3. of organization atom, molecule, biological molecule, organelle, cell, tissue, organ, organ system, organism, *species, *population, *community, *ecosystem, *biome
4. system hormone system
7. membranes membranes around abdominal organs
9. system brain and nerve system
10. cavity spinal cord and vertebral column space
12. system reproduction system
15. cavity head space
19. balance between internal and external environments ex temp, pressure, pH; can be positive or negative feedback; pathway: stimulus-receptor-control center- effector-response
22. system heart and blood vessel system
23. system breakdown food and get nutrients system
24. system breathing system
25. study of structure
26. system immune system
30. membrane membranes around the heart
32. cavity chest space

1. membrane membranes around the lungs
2. of life water, food, *macro and micro nutrients, oxygen, heat, pressure
5. system muscle system
6. feedback homeostatic mechanism where control center causes a response that negates the stimulus
8. cavity upper region of abdominopelvic cavity; includes the stomach, liver, and small intestine
11. portion of the body that includes the arms and legs
13. portion of the body that consists of the head, neck, and trunk
14. study of function
16. feedback homeostatic mechanism where control center causes a response that increases the stimulus
17. cavity abdomen and pelvic space
18. system "skin", hair, and nails system
20. of living things response to stimuli, growth, reproduction, organization, gain nutrients, metabolism, homeostasis
21. system bone system
27. cavity lower region of abdominopelvic cavity; includes the bladder and reproductive organs
28. outer tissue or membrane layer outside the organ
29. system urine production and excretion system
31. inner tissue or membrane layer around an organ