Respiratory System Crossword

3. the opening between the vocal cords in the larynx.
5. is the only external organ of the respiratory system.
6. air remaining in the lungs after exhalation that cannot be voluntarily exhaled.
9. is the amount of air that moves in or out of the lungs with each respiratory cycle.
11. the movement of gas by convection or bulk flow through the conducting airways and then by molecular diffusion into the alveoli and pulmonary capillaries.
13. the process of supplying the body with oxygen and removing carbon dioxide; includes both internal and external respiration.
16. the windpipe; the respiratory tube extending from larynx to bronchi.
17. are lymph nodes in the back of the mouth and top of the throat.
18. any of the many tiny air sacs of the lungs which allow for rapid gaseous exchange.
21. are folds of membranous tissue that project inward from the sides of the larynx to form a slit across the glottis in the throat, and whose edges vibrate in the airstream to produce the voice.
23. a muscle that separates the thoracic cavity from the abdominopelvic cavity.
26. either of two external openings of the nasal cavity in vertebrates that admit air to the lungs and smells to the olfactory nerves.
27. the extra volume of air that can be expired with maximum effort beyond the level reached at the end of a normal, quiet expiration.
28. the elastic cartilage at the back of the throat; covers the glottis during swallowing.

1. is the cartilage and bone in your nose.
2. are small muscles located in between each rib, starting at the first rib and extending down to the 11th rib.
4. the extra volume of air that can be inspired with maximal effort after reaching the end of a normal, quiet inspiration.
7. are organs of the respiratory system responsible for air exchange with the outside and gas exchange with the blood.
8. the space inside the nose.
10. any of the major air passages of the lungs which diverge from the windpipe.
12. is an exchange of gases between the cells of the body and the blood by way of the fluid bathing the cells.
14. is the muscular tube extending from the posterior of the nasal cavities to the esophagus.
15. is the cartilaginous organ located between the trachea and the pharynx; voice box.
19. is the region of the thoracic cavity between the lungs that houses the heart.
20. any of the minute branches into which a bronchus divides.
22. the volume of air that can be expelled from the lungs by forcible expiration after the deepest inspiration; total exchangeable air.
24. (soft/hard), the hard palate is the front part of the roof of the mouth, and the soft palate is the back part.
25. pattern of breathing faster and deeper during exercise.