Ch 18 Respiratory Quiz

34 Questions | Total Attempts: 243

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Ch 18 Respiratory Quiz - Quiz

Practice questions from Anatomy and Physiology Ch 18


Questions and Answers
  • 1. 
    Name structure A.
    • A. 

      External nares

    • B. 

      Nasal cavity

    • C. 

      Nasopharynx

    • D. 

      Eustachian tubes

  • 2. 
    B is an opening in the nasopharynx.  What is the opening called?
    • A. 

      Tonsils

    • B. 

      Vocal cords

    • C. 

      Eustachian tubes

    • D. 

      Uvula

  • 3. 
    Structure C is part of the lymphatic system, what type of structure is this?  
    • A. 

      Tonsils

    • B. 

      Eustachian tubes

    • C. 

      Mucosal gland

    • D. 

      Epiglottis

  • 4. 
    Name structure F  
    • A. 

      Nasopharynx

    • B. 

      Oropharynx

    • C. 

      Trachea

    • D. 

      Esophagus

  • 5. 
    Structure H is a muscular tube that moves food to the stomach, what is it called?  
    • A. 

      Trachea

    • B. 

      Epiglottis

    • C. 

      Esophagus

    • D. 

      Eustachian tube

  • 6. 
    Structure I moves air from the upper airway to the lungs- what is it called?   
    • A. 

      Trachea

    • B. 

      Esophagus

    • C. 

      External nares

    • D. 

      Bronchi

  • 7. 
    Structure J is a flap of tissue that covers the trachea when swallowing, so food or water goes into the esophagus and not the trachea.  What is this structure called?  
    • A. 

      Epiglottis

    • B. 

      Tonsils

    • C. 

      Adams apple

    • D. 

      Mucous membrane

  • 8. 
    Structure L can be seen easily in a mirror.  It is the structure that hang down in the back of your throat.  What is that structure called?  
    • A. 

      Uvula

    • B. 

      Epiglottis

    • C. 

      Voicebox

    • D. 

      Trachea

  • 9. 
    Ventilation is...
    • A. 

      The flow of blood into the lungs

    • B. 

      The delivery of gases to the body

    • C. 

      The flow of air in and out of the lungs

    • D. 

      The movement of gas into the blood

  • 10. 
    Eupnea is...
    • A. 

      Absence of breathing

    • B. 

      Normal breathing

    • C. 

      Snoring breathing

    • D. 

      Mouth breathing

  • 11. 
    Air moves from ___ to ___.
    • A. 

      High pressure to low pressure

    • B. 

      Low pressure to high pressure

    • C. 

      Both are correct

  • 12. 
    When the diaphragm contracts, the volume of the lungs ___
    • A. 

      Increase

    • B. 

      Decrease

    • C. 

      Stay the same

  • 13. 
    Relaxation of the diaphragm causes the lung volume to decrease, causing what?
    • A. 

      Inhalation

    • B. 

      Exhalation

    • C. 

      Both are correct

  • 14. 
    When the diaphragm contracts, what happens to the lungs?
    • A. 

      Their volume increases

    • B. 

      Their volume decreases

    • C. 

      Both are correct

  • 15. 
    Why does only 70% of the tidal volume take part in gas exchange?
    • A. 

      There is not enough blood to exchange 100%

    • B. 

      It is breathed out before it can exchange

    • C. 

      30% is stuck in the airways leading the alveoli

    • D. 

      There is only 70% oxygen in the air

  • 16. 
    In which action do the intercostal muscles contract?
    • A. 

      Inspiration

    • B. 

      Expiration

    • C. 

      Both

  • 17. 
    In which action does the diaphragm rise upward?
    • A. 

      Inspiration

    • B. 

      Expiration

    • C. 

      Both

  • 18. 
    In which action does the lung capacity decrease?
    • A. 

      Inspiration

    • B. 

      Expiration

    • C. 

      Both are correct

  • 19. 
    Minute ventilation is...
    • A. 

      The amount of air breathed in and out in one minute

    • B. 

      The amount of air inhaled in one minute

    • C. 

      The amount of air exhaled in one minute

  • 20. 
    Tidal volume is ...
    • A. 

      The volume of one lung

    • B. 

      The volume of both lungs

    • C. 

      The volume of one breath

    • D. 

      The diameter of the trachea

  • 21. 
    What happens in the alveoli?
    • A. 

      Gas is exchanged with the blood

    • B. 

      Oxygen is removed from the atmosphere

    • C. 

      Carbon dioxide is removed from the blood

    • D. 

      All of the above

  • 22. 
    What is the role of surfactant in the alveoli?
    • A. 

      Helps O2 move

    • B. 

      Delivers blood

    • C. 

      Fights invaders

    • D. 

      Keeps the sac from collapsing

  • 23. 
    External respiration is...
    • A. 

      The absorption of blood into the skin

    • B. 

      The movement of air from the outside into the lungs

    • C. 

      Exchange of gases between the alveoli and the blood

    • D. 

      The absorption of oxygen through the skin

  • 24. 
    Internal respiration is...
    • A. 

      The exchange of gases between the blood and the cells

    • B. 

      The movement of blood to the cells

    • C. 

      The exchange of air with the atmosphere

    • D. 

      The movement of air into the nose

  • 25. 
    In external respiration, does oxygen enter or exit the bloodstream?
    • A. 

      Enter

    • B. 

      Exit

    • C. 

      Both

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