The goal of the ____ is to find and manage any life-threatening injuries or conditions the patient might have by assessing for, and correcting, if possible, any threats to airway, breathing, and circulation.

Signs of an upper airway obstruction in an infant or child include all of the following, EXCEPT:

A. wheezing. B. a weak cough. C. a cough that resembles the bark of a seal. D. stridorous breathing.

Which of the following does not occur when air enters the lungs?

A. The diaphragm flattens. B. The amount of space in the thoracic cavity increases. C. The diaphragm relaxes. D. Thoracic pressure decreases. E. The intercostal muscles raise the ribs.