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Respiratory System- Important Points
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Respiratory System- Important Points

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  • 1. RESPIRATORY SYSTEM IMPORTANT POINTS
  • 2. Nasal Cavity Nose Mouth Bronchus Bronchiole Alveolus Diaphragm Throat (pharynx) Windpipe (Trachea) Left lungs Ribs PARTSOFTHE RESPIRATORYSYSTEM
  • 3. AIR PATHWAY Nose/ Nostrils Nasal cavity Pharynx/ Throat Trachea/ Windpipe BronchiBronchioles Alveoli/ air sacs Mouth/ Oral Cavity Larynx/ Voicebox
  • 4. BREATHING MECHANISM TYPE OF BREATHING ORGAN Inhalation (air enters) Exhalation (air exits) LUNGS Expands Contracts DIAPHRAGM Goes downward contracts Goes upward relaxes
  • 5. IMPORTANT POINTS 1. THE NOSE FILTERS AND WARMS THE ENTERING AIR. 2. AIR ENTERS THE NOSE OR MOUTH, GOES DOWN THE TRACHEA AND BRONCHUS, AND ENDS IN THE ALVEOLI. 3. GASES ARE EXCHANGED AT THE ALVEOLI. 4. THE DIAPHRAGM AND RIB MUSCLES WORK TOGETHER TO EXPAND AND CONTRACT THE SIZE OF THE CHEST
  • 6. 5. BREATHING IS THE MECHANICAL PROCESS OF PUMPING AIR INTO AND OUT OF THE LUNGS. 6. THE GAS THAT WE TAKE (INHALE) IS OXYGEN AND THE GAS THAT WE BREATHE OUT (EXHALE) IS CARBON DIOXIDE. 7. THE CHEMICAL PROCESS IN WHICH OXYGEN AND CARBON DIOXIDE ARE EXCHANGED BETWEEN THE OUTSIDE AIR AND THE CELLS IS CALLED RESPIRATION.
  • 7. MULTIPLE CHOICE QUESTION 1. THE MAIN FUNCTION OF THE RESPIRATORY ORGAN SYSTEM IS ___________BETWEEN THE ORGANISM AND THE ENVIRONMENT. A. GAS EXCHANGE B. TAKING IN OXYGEN C. CONTROL BREATHING D. FILTER AIR
  • 8. MULTIPLE CHOICE QUESTION 2. WHEN YOU HOLD YOUR BREATH, WHICH OF THE FOLLOWING FIRST LEADS TO THE URGE TO BREATHE? A. FALLING CO2 B. FALLING O2 C. RISING CO2 D. RISING PH OF THE BLOOD
  • 9. MULTIPLE CHOICE QUESTION 3. WHEN YOU INHALE, THE DIAPHRAGM A. RELAXES AND MOVES UPWARD B. RELAXES AND MOVES DOWNWARD C. CONTRACTS AND MOVES UPWARD D. CONTRACTS AND MOVES DOWNWARD
  • 10. MULTIPLE CHOICE QUESTION 4. WHERE DOES EXCHANGE OF GASES TAKE PLACE? A. ALVEOLI B. BRONCHIOLES C. BRONCHI D. DIAPHRAGM
  • 11. MULTIPLE CHOICE QUESTION 5. THE CHEMICAL PROCESS IN WHICH OXYGEN AND CARBON DIOXIDE ARE EXCHANGED BETWEEN THE OUTSIDE AIR AND THE CELLS IS CALLED A. BREATHING B. EXHALING C. INHALING D. RESPIRATION
  • 12. WRITE IN COLUMN B THE CORRECT SEQUENCE OF THE AIR PATHWAY IN THE RESPIRATORY SYSTEM.
  • 13. ANSWER THE QUESTION FOR 3 POINTS. WHAT CAUSE THE AIR TO GO IN AND OUT OF YOUR LUNGS?