The release of _________________ during an allergic response causes flushed skin tone, edema, urticaria, reduced blood pressure, and increased heart rate

Sometimes, prn is written on a prescription. It means ________

a. patient registration needed b. prescription can be refilled as needed c. physician's report is necessary d. patient's registered nurse

Which of the following BEST describes a use of a fire stream?

A. Scattering heavy weight fuel loads B. Dispersing hot smoke and fire gases from a heated area C. Creating a protective curtain between bystanders and fire personnel D. Pressure-washing soot and debris from apparatus and equipment