B
	
  KEY LEARNING POINTS 
    - It       is important to understand the physiological differences in respiratory       system between children and adults.
- Early       recognition of respiratory failure can be achieved by looking at effort, efficacy       and effect of breathing compromise on other organs.
- A       thorough examination of the respiratory system will provide the diagnosis       in most cases.
- Pulse       oximetry, capillary/venous gas sampling and chest X-rays  are helpful tools.