Across
- 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
Down
- 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