Across
- 3. This walled blood vessel
- 5. Muscle that elevates the lower lip
- 7. U shaped bone at the base of the tongue
- 8. What is the study of the structure of the body
- 9. Organ that keeps the blood moving within the circulatory system
- 11. Connection between two or more bones
- 13. Structures composed of specialized tissues
- 15. Coloring matter of the blood
Down
- 1. Organs of respiration
- 2. Large muscle that covers the entire back and the upper arm
- 4. Fluid part of the blood
- 5. Lower jawbone
- 6. The breathing or air
- 10. The bones that protect the thorax by forming a wall
- 12. Whitish cord made up or nerve fibers help together by connective tissue
- 14. Specialized organs that remove certain constituents from the blood