A Test On Respiratory System: Quiz!

53 Questions | Total Attempts: 71

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A Test On Respiratory System: Quiz!

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Questions and Answers
  • 1. 
    Small airways
    • A. 

      Bronchi

    • B. 

      Segmental bronchi

    • C. 

      Subsegmental bronchi

    • D. 

      Bronchioles

  • 2. 
    First division in which there is no cartilage in the walls.
    • A. 

      Bronchioles

    • B. 

      Bronchi

    • C. 

      Subsegmental bronchi

    • D. 

      Segmental bronchi

  • 3. 
    The final branch of conducting zone before gas exchange.
    • A. 

      Bronchioles

    • B. 

      Subsegmental bronchi

    • C. 

      Segmental bronchi

    • D. 

      Terminal bronchioles

  • 4. 
    Laminar gas flow and low velocity beyond TB minimizes resistance and rapid mixing of gases.
    • A. 

      Subsegmental bronchi

    • B. 

      Terminal bronchioles

    • C. 

      Bronchioles

    • D. 

      All of the above

  • 5. 
    Contains canals of lambert:
    • A. 

      Bronchioles

    • B. 

      Muco ciliary escalator

    • C. 

      Terminal bronchioles

    • D. 

      Subsegmental bronchi

  • 6. 
    Collateral ventilation from BRONCHIOLES TO ALVEOLI.
    • A. 

      Canals of lambert

    • B. 

      Pores of Khon

    • C. 

      Channels of martin

    • D. 

      All of the above

  • 7. 
    Collateral ventilation from BRONCHIOLE TO BRONCHIOLE.
    • A. 

      Canals of lambert

    • B. 

      Pores of Khon

    • C. 

      Channels of martin

    • D. 

      All of the above

  • 8. 
    Collateral ventilation from ALVEOLI to ALVEOLI.
    • A. 

      Canals of lambert

    • B. 

      Pores of Khon

    • C. 

      Channels of martin

    • D. 

      All of the above

  • 9. 
    Sol and Gel layer surround:
    • A. 

      Lamina propria

    • B. 

      Cartliginous layer

    • C. 

      Goblet cells

    • D. 

      Smooth muscle

  • 10. 
    Goblet cells are surrounded by:
    • A. 

      Cartilaginous layer

    • B. 

      Sol and gel layer

    • C. 

      Laminar propria

    • D. 

      Smooth muscle

  • 11. 
    Coats the respiratory tree:
    • A. 

      Sol and gel layer

    • B. 

      Mucous blanket

    • C. 

      Laminar propria

    • D. 

      Cartilaginous layer

  • 12. 
    Approx. 100 ml/day secreted by bronchial glands and goblet cells:
    • A. 

      Laminar propria

    • B. 

      Goblet cells

    • C. 

      Sol and gel layer

    • D. 

      Mucous blanket

  • 13. 
    Functions to prevent excessive amounts of water from moving into and out of the epithelia:
    • A. 

      Goblet cells

    • B. 

      Sol and gel layer

    • C. 

      Mucous blanket

    • D. 

      Laminar propria

  • 14. 
    Protects underlying tissue:
    • A. 

      Goblet cells

    • B. 

      Laminar propria

    • C. 

      Submucosal gland

    • D. 

      Mucous blanket

  • 15. 
    Traps potentially toxic materials and microorganisms:
    • A. 

      Goblet cells

    • B. 

      Mucous blanket

    • C. 

      Trachea

    • D. 

      Mucus

  • 16. 
    The mucociliary escalator serves two functions:
    • A. 

      Keeps respiratory tract sterile

    • B. 

      Prevents mucus accumulation in the lungs

    • C. 

      All of the above

    • D. 

      B only

  • 17. 
    The mucous blanket is located:
    • A. 

      Mucociliary escalator

    • B. 

      Alveoli

    • C. 

      Superior to the carina

    • D. 

      Inferior the main stem bronchi

  • 18. 
    Goblet cells in this layer produce some of the mucous in the mucous blanket but more so in bronchioles.
    • A. 

      Mucosa (inner layer)

    • B. 

      Submucosa (middle layer)

    • C. 

      Adventitia (outer layer)

    • D. 

      All of the above

  • 19. 
    Mucous blanket consist of:
    • A. 

      Gel layer

    • B. 

      Sol layer

    • C. 

      All of the above

    • D. 

      A only

  • 20. 
    Top layer that traps foreign particles and is more tenacious than the sol layer
    • A. 

      Gel layer

    • B. 

      Mucous blanket

    • C. 

      Mucociliary escalator

    • D. 

      All of the above

  • 21. 
    Thinner more fluidic layer that the cilia move within to help propel the gel layer.
    • A. 

      Goblet cells

    • B. 

      Mucous blanket

    • C. 

      Gel layer

    • D. 

      Sol layer

  • 22. 
    Smooth muscle causes airways to:
    • A. 

      Vasodilate

    • B. 

      Bronchidilate

    • C. 

      Constrict

    • D. 

      All of the above

  • 23. 
    Within the mucous blanket, cilia are located:
    • A. 

      Mucosa (inner layer)

    • B. 

      Submucosa (middle layer)

    • C. 

      Adventitia (outer layer)

    • D. 

      All of the above

  • 24. 
    Contribute the most to mucous production in the bronchi:
    • A. 

      Submucosal bronchial glands

    • B. 

      Mucosa bronchial glands

    • C. 

      Goblet cells

    • D. 

      Laminar propria

  • 25. 
    Histamine causes INFLAMMATION, MUCOUS PRODUCTION, and BRONCHOCONSTRICTION of ASTHMA. this occurs where:
    • A. 

      Mucosa (inner layer)

    • B. 

      Submucosa (middle layer)

    • C. 

      Adventitia (outer layer)

    • D. 

      None of the above

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