Document mpj0j4ZOMNzGXOoJ7ZJBBnRRJ

Page 418 1 A Well, I estimate about the thickness of a 2 piece of paper. Basically it is one cell thickness 3 with a little bit of stroma underneath. 4 Q What is stroma? 5 A Stroma is connective tissue. 6 Q Now, so that we can orient the jury, where 7 is the trachea? 8 A The trachea is right up here. This is the 9 thyroid cartilage, the protuberance in the front of 10 the neck; and this is the trachea, the main windpipe 11 coming down and going right underneath of the vessels 12 here and divides and goes into each lung, and these 13 are bronchi now going into each lung. 1.4 Q What is the parietal pleura? 15 A The parietal pleura is the pleura that 16 covers the chest wall and the diaphragm. The visceral 17 pleura is the pleura that covers the lungs. 18 Again, there are these thin small surfaces 19 both on the chest wall and the lungs so when people 20 breathe, the lungs can slide freely in the chest. 21 Q Now, is there a space between what you