HomeKROK Question Archive
Exam questionKROK 1Dentistry ยท 2020

Premature newborns have impaired surfactant synthesis. What is the function of a surfactant in the lungs?

Answer options

  1. Inhibits CO2, diffusion through the blood-air barrier
  2. Increases alveolar surface tension
  3. Increases airway resistance
  4. Reduces alveolar surface tension
  5. Facilitates diaphragmatic excursion
Correct answer

Reduces alveolar surface tension

This educational archive is provided by KROKEXAM and is not an official testing authority publication.