Across
- 4. a band of tissue, usually white and fibrous, serving to connect bones, hold organs in place
- 6. a muscular passage connecting the mouth or pharynx with the stomach in invertebrate and vertebrate animals
- 10. the main passageway into the lungs
- 11. the tube in humans and other air-breathing vertebrates extending from the larynx to the bronch
- 12. any disease-producing agent, especially a virus, bacterium, or other microorganism
- 16. the narrow, longer part of the intestines
Down
- 1. part where two bones or elements of a skeleton join
- 2. tubes forming part of the blood circulation system of the body
- 3. one-celled organisms and appearing singly or in chains which are involved in fermentation, putrefaction, infectious diseases, or nitrogen fixation
- 5. a large white blood cell, occurring principally in connective tissue and in the bloodstream
- 7. tissue in the interior cavities of bones that is a major site of blood cell production
- 8. one of the system of branching vessels or tubes conveying blood from various parts of the body to the heart
- 9. pertaining to, containing, or conveying lymph
- 13. a cord or band of dense, tough, inelastic, white, fibrous tissue, serving to connect a muscle with a bone or part
- 14. the liquid part of blood or lymph, as distinguished from the suspended elements
- 15. organ serving as a receptacle for a fluid or air
- 17. a blood vessel that conveys blood from the heart to any part of the body
- 18. the filtering and excretory unit of the kidney, consisting of the glomerulus and tubules
