Streptococcus pneumoniae Neisseria gonorrhoeae in a white blood cell H 10 μη 10 μη (a) (b) FIGURE 10.3 Gram Stains of Clinical Specimens (a) Sputum showing Gram-positive Streptococcus pneumoniae and (b) male urethra secretions showing Gram-negative Neisseria gonorrhoeae inside white blood cells.

A nurse is caring for a patient who is receiving intravenous (IV) therapy. Which action is essential for preventing infection? a) Changing the IV tubing every 24 hours b) Using sterile technique during IV insertion c) Monitoring the IV site for signs of infection d) Administering IV medications as prescribed

Polio is caused by whom?

The Heimlich maneuver is performed to: a) Relieve a blocked airway b) Stop bleeding c) Treat a heart attack d) Reset a dislocated shoulder