Topic: Food Energy and Respiration Subtopic: Introduction
What is alveolus?
Answer: Alveolus is also known as air sac. Alveolus is the origin where gaseous exchange takes place. Blood vessels are present in alveolus.
Learn also:
- What is concentration of components in deoxygenated blood?
- What are by-products of respiration?
- What is Asthma?
- What are enzymes?
- What is chlorophyll?
- What is main job of white blood cells?