Across
- 5. The functional unit of a kidney
- 6. Fat tissue
- 7. Type of joint surrounded by a fluid-filled capsule
- 8. The tissue forming the inner lining of blood vessels
- 9. The protein in red blood cells that carries oxygen
- 10. The basic unit of a muscle's cross-straited myofibril
- 11. The outermost layer of skin
- 14. The powerhouse of the cell
- 15. The wave-like Plateletsontractions that move food through the digestive tract
- 17. The maintenance of stable internal conditions
- 18. The junction between two neurons
Down
- 1. A mature bone cell
- 2. The brain region controlling the pituitary gland
- 3. The long threadlike part of a nerve cell which conducts impulses
- 4. Connective tissue connecting muscle to bone
- 5. A nerve cell
- 6. Tiny air sacs in the lungs where gas exchange occurs
- 12. Blood components involved in clotting
- 13. The insulating layer around many nerve fibers
- 16. Connective tissue connecting bones to other bones