Question 1
Which part of the brainstem provides basic automatic rhythm of respiration by sending efferent impulses to the diaphragm and intercostal muscles?
◦ Dorsal respiratory group (DRG)
◦ Ventral respiratory group (VRG)
◦ Pneumotaxic center
◦ Apneustic center
Question 2
Which structures secrete surfactant?
◦ Type I alveolar cells
◦ Type II alveolar cells
◦ Alveolar macrophages
◦ Stretch receptors