1. Death by drowning can occur in either of two ways, by the airways filling with water (more common), or a reflex laryngospasm (strong muscle contraction of the larynx closing it). Explain how each...

1. Death by drowning can occur in either of two ways, by the airways filling with water (more common), or a reflex laryngospasm (strong muscle contraction of the larynx closing it). Explain how each mechanism causes death.

2. Define the terms sputum, rales, orthopnea, and hemoptysis.

3. Differentiate a productive cough from an unproductive cough by general cause, signs, and possible complications.

4. List the signs indicating a possible obstruction in the airways.