Topic: Food Energy and Respiration Subtopic: Diseases of the respiratory system
What is cough?
Answer: Coughing is the sudden clearing of the air passage. But coughing along with sneezing or running nose means that you have cold or you're ill.
Learn also:
- How is starch processed?
- What is affect of wind on transpiration?
- What are xylem and phloem?
- Why is thrombosis dangerous?
- What is digestive system?
- What is quantity of white blood cells in blood?