41. The nasal passage contains nine or ten air sacs , which are capable of sealing off all air within the passage. 42. The zoo would have to remove his air sac -- an all-day surgical procedure never performed on a fully mature ape. 43. In the first few days after birth, the animal's body movements do not seem to expand the air sacs appreciably. 44. Both the Gular and air sacs , being close to body temperature, are the main contributors to heat and water loss. 45. Other air sacs are located between the sternum and the pectoral muscles and between the ribs and the intercostal muscles. 46. There he inflates bright orange air sacs , part of his esophagus, into two orange-sized balloons on each side of his head. 47. Then researchers spotted some tiny air sacs near insects'wings, legs and abdomens that they might use to help pump air inside. 48. They can lodge in the small air sacs , called alveoli, and disrupt the transfer of oxygen to the blood, Schwartz said. 49. Too high and there wasn't enough pressure to drive oxygen through the air sacs of the lungs and into the blood. 50. He had boogers coming out of his nose, boogers coming out of his air sac . . . . It was sad.
