题目内容

A respiratory bronchiole ()

A. It allows gas exchange to occur within it
B. It has no smooth muscle in its wall
C. It branches to form terminal bronchioles
D. It only has few cartilage masses
E. It still has mixed glands

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The main characteristic of type II alveolar cells in EM is ()

A. numerous surface microvilli
B. abundant mitochondria
C. a number of lysosomes
D. many lamellar bodies
E. rich in RER

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Surfactant is secreted by ()

A. type I alveolar cells
B. type II alveolar cells
C. dust cells
D. fibroblasts
E. pulmonary endocrine cells

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Which is wrong about hepatocyte? ()

A. The synthesis of bile is related with RERs
B. The hepatocyte is polyhedron
C. The excretion of bile is related with Golgi complex
D. The microbody participates to detoxication
E. The cytoplasm of hepatocyte is abundant, containing lots of glycogen granules

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Human hepatic lobule is ()

A. vary in size and shape
B. round and oval
C. polygonal prism
D. square cylinder
E. cylinder

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A respiratory bronchiole ()

A. It allows gas exchange to occur within it B. It has no smooth muscle in its wall C. It branches to form terminal bronchioles D. It only has few cartilage masses E. It still has mixed glands

The main characteristic of type II alveolar cells in EM is ()

Surfactant is secreted by ()

Which is wrong about hepatocyte? ()

Human hepatic lobule is ()

A. It allows gas exchange to occur within it
B. It has no smooth muscle in its wall
C. It branches to form terminal bronchioles
D. It only has few cartilage masses
E. It still has mixed glands