Respiratory system MCQ 7+

Test your knowledge with important Respiratory system MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 37+ more Respiratory system MCQs on Bissoy. Bissoy App

• Alveoli
  ক

  Are lined by simple squamous epithelium

  খ

  Contains reticular fibers that prevent over distension

  গ

  Has communication with its neighbour

  ঘ

  Has alveolar macrophage in its surface

  ঙ

  Contain 97% of type II cell
• Types of cells found in the alveoli are
  ক

  Type I cells

  খ

  Type II cells

  গ

  Phagocytes

  ঘ

  Brush cells

  ঙ

  Clara cells
• In a histological section of the lung
  ক

  Cuboidal epithelium is present in the terminal bronchioles

  খ

  Mucous glands or cells are not present in the alveolar sacs

  গ

  Elastic fibres can be seen around the alveoli

  ঘ

  The branches of the pulmonary veins usually run independently of the branches of the pulmonary arteries

  ঙ

  There is cartilage in the wall of the bronchioles
• Terminal bronchioles
  ক

  Contain clara cells

  খ

  Contain plenty of goblet cells

  গ

  Contain plates of cartilage

  ঘ

  Are lined by simple columnar epithelium

  ঙ

  Contains alveoli
• Surfactant of lung alveoli
  ক

  Contains phospholipids

  খ

  Prevents oedema formation in the alveolar wall

  গ

  Stabilizes the size of an alveolus

  ঘ

  Reduce surface tension by approximately 30%

  ঙ

  Produces a mononuclear layer
• The alveolar epithelium
  ক

  Have type I and type II cells that are joined by functional complexes

  খ

  Is closely associated with capillary endothelium

  গ

  Rests on a well developed basement membrane

  ঘ

  Contains ciliated cells

  ঙ

  Has type I cells that contain multilamellar bodies of surfactant
• Epithelial cells
  ক

  Are derived only from the endoderm

  খ

  Act as a receptor cells

  গ

  Have abundant blood vessels

  ঘ

  Form adhesion and tight junctions between cells

  ঙ

  Transport ions