5 - Embryo and Histo

Question 1

phases of lung development

Answer 1

embryonic (-5wks)
pseudoglandular (6-16wks)
canalicular (17-28 wks)
saccular (29-birth)
alveolar (til 8 yrs)

Question 2

aspirated stuff more likely to go in which bronchus?

Answer 2

right - more vertical

Question 3

2 things bronchi have that bronchioles dont

Answer 3

cartilage and submucosal glands

Question 4

pore of kohn vs lambert canal

Answer 4

pore of kohn - connect adjacent alveoli

lambert’s canal - direct communication btwn bronchiole and adjacent alveoli