Topic: Food Energy and Respiration Subtopic: How we breathe?
What happen when we exhale?
Answer: When we exhale, the diaphragm muscles move upwards and the rib cage is pushed downwards and inwards. This decreases the volume of lungs, forcing the air out of the lungs.
- What happens to chest when we inhale?
- How long does person survive after heart transplant?
- What happens to excess glucose in diabetic person?
- How is starch processed?
- What is concentration of components in deoxygenated blood?
- What is diffusion?