Which is not correct about the left lung?
A. It is slightly smaller than the right lung.
B. It has a cardiac impression.
C. It has a cardiac notch.
D. It has 2 lobes and 1 fissure.
E. It has an esophageal depression.
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Question 2) Each lung consists of a number of segments called
A. alveolar segments.
B. bronchopulmonary segments.
C. mesothelial segments.
D. pleural segments.
E. systemic segments.
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Question 3) Which do not belong to the respiratory zone of the respiratory system?
A. Respiratory bronchioles
B. Alveolar ducts
C. Terminal bronchioles
D. Pulmonary alveoli
E. Alveolar sacs
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Question 4) Which is not part of the respiratory membrane?
A. Capillary endothelium
B. Fused basement membrane
C. Plasma membrane of Type I cell
D. Plasma membrane of Type II cell
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Question 5) Alveoli abut each other, causing them to appear _________ in cross section.
A. enlarged
B. polygonal
C. stratified
D. circular
E. columnar
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Question 6) Phagocytic cells of the alveolus are the
A. alveolar type II cells.
B. alveolar type I cells.
C. alveolar macrophages.
D. septal cells.
E. squamous alveolar cells.
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Question 7) The alveolar cell that secretes pulmonary surfactant is the
A. alveolar type II cell.
B. alveolar type I cell.
C. alveolar macrophage.
D. dust cell.
E. squamous alveolar cell.
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Question 8) The most common cell making up the alveolar wall is the
A. alveolar type II cell.
B. alveolar type I cell.
C. alveolar macrophage.
D. dust cell.
E. septal cell.
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Question 9) Another name for the tertiary bronchi is the _________ bronchi.
Fill in the blank with correct word.
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Question 10) Bronchoconstriction results from relaxation of smooth muscle in the walls of airways.
Indicate whether this statement is true or false.