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.
- What is pulse?
- What are carbohydrates and functions?
- What is transpiration stream?
- What are first symptoms of flu?
- What is chemical process in digestion?
- Which chamber is connected to which vessel?