Across
- 4. Ability to respond to a stimulus as a nerve impluse
- 7. Organ located on left side, back of upper part of stomach
- 9. Muscle fibers are stimulated by nerves
- 11. Lies directly behind nasal cavities
- 13. Outermost layer of the skin
- 15. Turning a body part around its own axis
- 20. Tricuspid, pulmonary, mitral, and aortic are all...
- 21. Basic unit of structure
- 22. Spaces within body that contain vital organs
- 24. Groups of similar cells join together
- 26. Moving a body part away from the midline
- 27. Covers outside of the heart
- 28. Made of elastic and fibrous connective tissue and adipose tissue
- 30. Filter potential pathogens before entering GI tracts or lungs
- 31. Cavities in skull around nasal area
- 32. "True skin"
- 34. Carry blood back to the heart
Down
- 1. Mass of lymph tissue located in center of upper chest
- 2. Made of eight bones (frontal, 2 parietal, 2 temporal, occipital, ethmoid, sphenoid)
- 3. Tiny hairlike structures in nasal cavity
- 5. Contract automatically
- 6. Covers all body surfaces except the palms of the hands and soles of the feet
- 8. A bacterium, virus, parasite or fungus that can cause disease within the body
- 10. Thin, watery fluid
- 12. Forms the extremities of the body
- 14. Muscular wall
- 16. Multiple tissues joined together
- 17. Protects the fingers and toes
- 18. Allows the muscle to return to its original shape after contracting or stretching
- 19. Muscular, hollow organ called body's "pump"
- 23. Voice box
- 25. Leaflike structure that closes the opening into the larynx during swallowing
- 29. Organs and other body parts joined together
- 33. Moving a joint in a circle
- 34. You contract when you want to move