L1: Respiratory system

• What is function of respiratory system?

  Delivers air to sites where gas exchange occurs between the air and circulating blood; produces sound
• What is the organ structure of respiratory system?

  • Nasal cavity and paranasal sinuses
  • Pharynx
  • Larynx
  • Trachea
  • Bronchi
  • Lungs
  • Diaphram
• What is the primary function of Nasal cavity and paranasal sinuses?

  Filter and warm and humidify air and detect smells.
• What is the primary function of Pharynx?

  Conducts air to larynx
• What is the primary function of Larynx?

  Protects opening to trachea and contains vocal cords for vocalisation
• What is the primary function of Trachea?

  Conducts air, cartilage keeps it open
• What is the primary function of Bronchi?

  Conducts air between Trachea and lungs
• What is the primary function of lungs?

  Air movement, gas exchange of oxygen and carbon dioxide in alveoli. Acid base control
• What is the primary function of Diaphram?

  Muscle for air movement