Respiratory

• Respiration


  The process wherein the body takes in oxygen and eliminates gaseous waste products
• Respiratory tract


  The part of the body involved in the process of respiration
• Parts of the respiratory tract

  • Upper respiratory tract
  • Respiratory airways
  • Lungs
• Upper respiratory tract components

  • Nose
  • Nasal passages
  • Paranasal sinuses
  • Throat (pharynx)
• Respiratory airways components

  • Voice box (larynx)
  • Trachea
  • Bronchi
  • Bronchioles
• Lungs components

  • Respiratory bronchioles
  • Alveolar ducts
  • Alveolar sacs
  • Alveoli
• Types of respiration

  • Cellular
  • Internal
  • External
• Cellular respiration


  The biochemical oxidation of glucose and consequent synthesis of adenosine triphosphate (ATP)
• Internal respiration


  Exchange of oxygen (O2) and carbon dioxide (CO2) between the internal body fluids (e.g., blood) and individual cells
• External respiration


  Exchange of O2 and CO2 between the environment and the organism