Respiration in humans

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this content would help students and teacher to develop better understanding about respiration process in humans.

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Respiration in humans

  1. 1. • DEFINITION AND SIGNIFICANCE OF RESPIRATORY SYSTEM. • AEROBIC RESPIRATION. • ANAEAROBIC RESPIRATION. •MECHANISM OF BREATHING. • DIORDERS OF RESPIRATORY SYSTEM.
  2. 2.  EARTH WAS BOURNE OUT OF THE SOLAR NEBULA WITHOUT OXYGEN. WHY IS IT SO,  IF THER WAS NO OXYGEN, HOW DID LIFE BEGIN?
  3. 3. How does body convert energy stored into foodenergy for body use?
  4. 4. AEROBIC RESPIRATION ANAEROBIC RESPIRATION
  5. 5. AEROBIC RESPIRATION • IS THE OXIDATION OF GLUCOSE IN THE PRESENCE OF OXYGEN WITH THE RELEASE OF A LARGE AMOUNT OF ENERGY. • CARBON DIOXIDE AND WATER ARE RELEASED AS WASTE PRODUCTS. •THOSE WHO DONOT USE OXYEN TO OXIDIZE FOOD ANAEROBIC RESPIRATION • IS THE BREAKDOWN OF FOOD MOLECULES IN THE ABSENCE OF OXYGEN. • ANAEROBIC RESPIRATION RELEASES LESS ENERGY THEN AEROBIC RESPIRATION.
  6. 6. Larynx: maintains an open airway, routes food and air appropriately, assists in sound production Trachea: transports air to and from lungs Bronchi: branch into lungs Lungs: transport air to alveoli for gas exchange
  7. 7. RESPIRATION IN CELL
  8. 8.  Non-smokers exposed to cigarette smoke frequently have increased chance of lung cancer
  9. 9.  Acute inflammation of the lungs.  High fever, chills, headache, cough and chest pain.  Bacterial, fungal, or viral infections.
  10. 10.  cough and thick mucus secretion.  Pollen, cats and cockroaches proteins, infections and emotional stress.

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