Respiratory System

• What is the function of the respiratory system?

  Delivers air to sites where gas exchange occurs between the air and circulating blood; produces sounds
• Name the following

  A) Pharynx

  B) Nasal cavity

  C) Sinus

  D) Larynx

  E) Bronchi

  F) Trachea

  G) Lung

  H) Diaphragm

  
• Name the organ structures:

  1. Nasal cavity and paranasal sinuses
  2. Pharynx
  3. Larynx
  4. Trachea
  5. Bronchi
  6. Lungs
  7. Diaphragm
• What is the primary structure of nasal cavity and paranasal sinuses?

  Filters, warm, humidify air and detects smells
• What is the primary structure of Pharynx?

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

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

  • Conducts air
  • Cartilage keeps it open
• What is the primary structure of bronchi?

  Conducts air between trachea and lungs
• What is the primary structure of lungs?

  1. Air movement
  2. Gas exchange of oxygen and carbon dioxide in alveoli
  3. Acid base control
• What is the primary structure of Diaphragm?

  Muscle for air movement