- At 32 weeks alveolocapillary membranes sufficiently thin to all for gas exchange are characteristics of which period o lung development?
- The Pseudoglandular Period in lung development occurs between......
- T or F. The Splanchnic/ visceral layer, forms the walls of the gut tube.
- By week 24 of this period of lung development, 3-6 primordial alveolar ducts have formed
- The Terminal Sac Period in lung development occurs between......
- The _________ fissure is present in both lungs however the _________ fissure separates the superior and middle lobe of the Right lung.
- T or F. During the Canalicular Period, Respiration (though still immature) is possible due to tissue being well vascularized and the existence of some thin-walled terminal sacs
- The lung bud continues to branch 6 more times after birth even up until the age of ________
- The Parietal Mesoderm forms the___________, lining the inside of the body wall
- The Canalicular Period in lung development occurs between......
- T or F. The lung bud cease to branch after birth
- This specific growth factor stimulates / regulate the differentiating / branching of the lung bud
- The Visceral Mesoderm forms the___________, surround the outside of the lungs.
- The Intraembryonic Cavity eventually forms the _________ cavity of the fully developed fetus.
- The bud branches almost 17 times with a _____________ period of time
- At birth, the tracheal bifurcation is located at what vertebral level
- All elements of the lungs have been formed but gas exchange is not yet possible. Which period of lung development is this describing?
- When does the Respiratory Diverticulum (lung buds) begin to appear?
- The Splanchnic mesoderm covers the ___________ while the Somatic mesoderm covers the _________.
- The space between the splanchnic and somatic mesoderm layers (of the Lateral Plate) becomes the __________