Explains how the lungs and respiratory system function. Readers are introduced to the bronchial tree, discover how the diaphragm and intercostals muscles help the lungs fill and empty. Includes sections on the dangers of smoking, good health practices, respiratory illnesses, and amazing facts.How Do My Lungs Work? John Burstein. SQUIRT says. ALVE0LI ARE LIKE LEAVE6 0W Y0UR UP6IPE P0WN aamp;R0NCHIAL TREE. Y0UR aamp;R0NCHI HAVE A20UT ApW MILLION ALL Aaamp;OOT kLVtOU Alveoli have very thin walls. The oxygen youanbsp;...
|Title||:||The Remarkable Respiratory System|
|Publisher||:||Crabtree Publishing Company - 2009-01-01|