Structure of the Respiratory system

• Pharynx

  
• Al cavity

  
• Epiglottis

  
• Vocal fold

  
• Oesophagus

  
• Trachea

  
• Thyroid cartilage

  
• Diaphragm

  
• Trachea

  
• Primary bronchus

  
• Bronchiole

  
• Alveoli

  
• Right lung