Which of the following is considered the body's "first line of defense" when preventing infection and injury?

Define and explain the purposes and forms of documentation

What will be an ideal response?

In which of the following patients is nitroglycerin contraindicated?

A) 41-year-old male with crushing substernal chest pressure, a blood pressure of 160/90 mm Hg, and severe nausea B) 53-year-old male with chest discomfort, diaphoresis, a blood pressure of 146/66 mm Hg, and regular use of Levitra C) 58-year-old male with chest pain radiating to the left arm, a blood pressure of 130/64 mm Hg, and prescribed Tegretol D) 66-year-old female with chest pressure of 6 hours' duration, lightheadedness, and a blood pressure of 110/58 mm Hg