pulmonary embryology

Question 1

how do lungs develop?

Answer 1

Question 2

what is a tracheoesophageal fistula?
what are signs?

Answer 2

Question 3

what are the stages of lung maturation?

Answer 3

Question 4

what are the different sections of the lung anatomically?

Answer 4

Question 5

what happens in the pseudoglandular phase?

Answer 5

Question 6

describe foetal respiration

Answer 6

Question 7

what causes oligohydramnios (decreased amniotic fluid)?

Answer 7

Question 8

what is the canalicular period?

Answer 8

Question 9

what happens with pneumocytes in the canalicular period?

Answer 9

Question 10

what is the saccular period?

Answer 10

Question 11

what is the alveolar period?

Answer 11

Question 12

what is alveolarisation?

Answer 12

happens during alveolar period
air spaces are subdivided
new walls form called septa
divides alveoli present to make more alveoli
increases SA for gas exchange

Question 13

what is bronco pulmonary dysplasia?

Answer 13

Question 14

what is pulmonary hypoplasia?

Answer 14

underdevelopment of the lungs

Question 15

what are bronchogenic cysts?

Answer 15

Question 16

what are the features of bronchogenic cysts?

Answer 16

Question 17

compare pulmonary vascular resistance in utero and at birth

Answer 17