Across
- 2. Against + acetylcholine, an agent that inhibits the physiological action of acetylcholine
- 3. Against + histamine, a drug or other compound that inhibits the effects of histamine; often used to treat allergies
- 5. Before + guard, treatment given before an event or exposure to prevent the condition or symptom
- 7. A drug that helps remove mucous secretions from the respiratory system; it loosens and thins sputum and bronchial secretions for ease of expectoration
- 8. A respiratory tract infection caused by an influenza virus
- 10. Remove + congestion, a drug that shrinks the swollen membranes in the nasal cavity, making it easier to breathe
- 14. In + breath, the act of breathing in; inhalation
- 17. Against + cough, a drug that can decrease the central nervous system coughing reflex
- 18. The major lung air passages that diverge from the windpipe
Down
- 1. Through + fence, a dome-shaped, muscular partition separating the thorax from the abdomen that plays a major role in breathing
- 4. Out + breath, the act of breathing out; exhalation
- 6. Small branches that divide from the bronchus in the lungs
- 9. Tiny air sacs in the lungs where oxygen and carbon dioxide exchange takes place
- 11. A substance that causes an allergic reaction
- 12. To draw a foreign substance into the respiratory tract during inhalation
- 13. Bad + breathing, difficult or labored breathing
- 15. Fluid (mucus) expectorated from the lungs and bronchial tissues
- 16. Short, microscopic, hairlike structures