KROK 1 2010 – Question 156 · KROK (Medicine) · Histology, Cytology, and Embryology
Electronic microphotography of pulmonary alveole’s wall presents a big cell. Its cytoplasm has a lot of mitochondria, developed Golgi apparatus, osmiophil lamellated corpuscles. What is the main function of this cell?
- A. It purifies the air
- B. It is a component of blood-air barrier
- C. It produces surfactant
- D. It warms the air
- E. It absorbs microorganisms
Hint
Lamellar osmiophilic bodies and a well-developed synthetic apparatus point to a secretory cell, so think about what the alveolar epithelium secretes.
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