a) "Exhale forcefully while the chest tube is being removed." b) "While the chest tube is being removed, raise your arms above your head." c) "During the removal of the chest tube, do not move because it will make the removal more painful." <span>d) "When the tube is being removed, take a deep breath, exhale, and bear down."
The correct answer is "when the tube is being removed, take a deep breath, exhale, and bear down". This is called a Valsalva maneuver and this functions to prevent the air from leaking back to the pleural space and eventually prevent pneumothorax. After which, a clean, air tight, dressing shall be applied to the wound.</span>
I'm not 100% sure which biology class you are in are you doing the moth activity? If so then I would believe that the light moth would be easier to see on a dark tree trunk
